20853792

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 64733760

約数和(自身を除く): 43879968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 72, 74, 76, 96, 103, 111, 114, 144, 148, 152, 171, 206, 222, 228, 288, 296, 304, 309, 333, 342, 412, 444, 456, 592, 608, 618, 666, 684, 703, 824, 888, 912, 927, 1184, 1236, 1332, 1368, 1406, 1648, 1776, 1824, 1854, 1957, 2109, 2472, 2664, 2736, 2812, 3296, 3552, 3708, 3811, 3914, 4218, 4944, 5328, 5472, 5624, 5871, 6327, 7416, 7622, 7828, 8436, 9888, 10656, 11248, 11433, 11742, 12654, 14832, 15244, 15656, 16872, 17613, 22496, 22866, 23484, 25308, 29664, 30488, 31312, 33744, 34299, 35226, 45732, 46968, 50616, 60976, 62624, 67488, 68598, 70452, 72409, 91464, 93936, 101232, 121952, 137196, 140904, 144818, 182928, 187872, 202464, 217227, 274392, 281808, 289636, 365856, 434454, 548784, 563616, 579272, 651681, 868908, 1097568, 1158544, 1303362, 1737816, 2317088, 2606724, 3475632, 5213448, 6951264, 10426896, 20853792]

約数ペア:

[(1, 20853792), (2, 10426896), (3, 6951264), (4, 5213448), (6, 3475632), (8, 2606724), (9, 2317088), (12, 1737816), (16, 1303362), (18, 1158544), (19, 1097568), (24, 868908), (32, 651681), (36, 579272), (37, 563616), (38, 548784), (48, 434454), (57, 365856), (72, 289636), (74, 281808), (76, 274392), (96, 217227), (103, 202464), (111, 187872), (114, 182928), (144, 144818), (148, 140904), (152, 137196), (171, 121952), (206, 101232), (222, 93936), (228, 91464), (288, 72409), (296, 70452), (304, 68598), (309, 67488), (333, 62624), (342, 60976), (412, 50616), (444, 46968), (456, 45732), (592, 35226), (608, 34299), (618, 33744), (666, 31312), (684, 30488), (703, 29664), (824, 25308), (888, 23484), (912, 22866), (927, 22496), (1184, 17613), (1236, 16872), (1332, 15656), (1368, 15244), (1406, 14832), (1648, 12654), (1776, 11742), (1824, 11433), (1854, 11248), (1957, 10656), (2109, 9888), (2472, 8436), (2664, 7828), (2736, 7622), (2812, 7416), (3296, 6327), (3552, 5871), (3708, 5624), (3811, 5472), (3914, 5328), (4218, 4944)]