20199447888

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:813

約数の個数: 160

約数和(自身を含む): 54417267072

約数和(自身を除く): 34217819184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 113, 148, 222, 226, 251, 296, 339, 401, 444, 452, 502, 592, 678, 753, 802, 888, 904, 1004, 1203, 1356, 1506, 1604, 1776, 1808, 2008, 2406, 2712, 3012, 3208, 4016, 4181, 4812, 5424, 6024, 6416, 8362, 9287, 9624, 12048, 12543, 14837, 16724, 18574, 19248, 25086, 27861, 28363, 29674, 33448, 37148, 44511, 45313, 50172, 55722, 56726, 59348, 66896, 74296, 85089, 89022, 90626, 100344, 100651, 111444, 113452, 118696, 135939, 148592, 170178, 178044, 181252, 200688, 201302, 222888, 226904, 237392, 271878, 301953, 340356, 356088, 362504, 402604, 445776, 453808, 543756, 603906, 680712, 712176, 725008, 805208, 1049431, 1087512, 1207812, 1361424, 1610416, 1676581, 2098862, 2175024, 2415624, 3148293, 3353162, 3724087, 4197724, 4831248, 5029743, 6296586, 6706324, 7448174, 8395448, 10059486, 11172261, 11373563, 12593172, 13412648, 14896348, 16790896, 20118972, 22344522, 22747126, 25186344, 26825296, 29792696, 34120689, 40237944, 44689044, 45494252, 50372688, 59585392, 68241378, 80475888, 89378088, 90988504, 136482756, 178756176, 181977008, 272965512, 420821831, 545931024, 841643662, 1262465493, 1683287324, 2524930986, 3366574648, 5049861972, 6733149296, 10099723944, 20199447888]

約数ペア:

[(1, 20199447888), (2, 10099723944), (3, 6733149296), (4, 5049861972), (6, 3366574648), (8, 2524930986), (12, 1683287324), (16, 1262465493), (24, 841643662), (37, 545931024), (48, 420821831), (74, 272965512), (111, 181977008), (113, 178756176), (148, 136482756), (222, 90988504), (226, 89378088), (251, 80475888), (296, 68241378), (339, 59585392), (401, 50372688), (444, 45494252), (452, 44689044), (502, 40237944), (592, 34120689), (678, 29792696), (753, 26825296), (802, 25186344), (888, 22747126), (904, 22344522), (1004, 20118972), (1203, 16790896), (1356, 14896348), (1506, 13412648), (1604, 12593172), (1776, 11373563), (1808, 11172261), (2008, 10059486), (2406, 8395448), (2712, 7448174), (3012, 6706324), (3208, 6296586), (4016, 5029743), (4181, 4831248), (4812, 4197724), (5424, 3724087), (6024, 3353162), (6416, 3148293), (8362, 2415624), (9287, 2175024), (9624, 2098862), (12048, 1676581), (12543, 1610416), (14837, 1361424), (16724, 1207812), (18574, 1087512), (19248, 1049431), (25086, 805208), (27861, 725008), (28363, 712176), (29674, 680712), (33448, 603906), (37148, 543756), (44511, 453808), (45313, 445776), (50172, 402604), (55722, 362504), (56726, 356088), (59348, 340356), (66896, 301953), (74296, 271878), (85089, 237392), (89022, 226904), (90626, 222888), (100344, 201302), (100651, 200688), (111444, 181252), (113452, 178044), (118696, 170178), (135939, 148592)]