20565764316

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:884

約数の個数: 144

約数和(自身を含む): 54114933600

約数和(自身を除く): 33549169284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 137, 148, 222, 251, 274, 333, 411, 444, 449, 502, 548, 666, 753, 822, 898, 1004, 1233, 1332, 1347, 1506, 1644, 1796, 2259, 2466, 2694, 3012, 4041, 4518, 4932, 5069, 5388, 8082, 9036, 9287, 10138, 15207, 16164, 16613, 18574, 20276, 27861, 30414, 33226, 34387, 37148, 45621, 49839, 55722, 60828, 61513, 66452, 68774, 83583, 91242, 99678, 103161, 111444, 112699, 123026, 137548, 149517, 167166, 182484, 184539, 199356, 206322, 225398, 246052, 299034, 309483, 334332, 338097, 369078, 412644, 450796, 553617, 598068, 618966, 676194, 738156, 1014291, 1107234, 1237932, 1272319, 1352388, 2028582, 2214468, 2275981, 2544638, 3816957, 4057164, 4169863, 4551962, 5089276, 6827943, 7633914, 8339726, 9103924, 11450871, 12509589, 13655886, 15267828, 15439763, 16679452, 20483829, 22901742, 25019178, 27311772, 30879526, 37528767, 40967658, 45803484, 46319289, 50038356, 61759052, 75057534, 81935316, 92638578, 138957867, 150115068, 185277156, 277915734, 555831468, 571271231, 1142542462, 1713813693, 2285084924, 3427627386, 5141441079, 6855254772, 10282882158, 20565764316]

約数ペア:

[(1, 20565764316), (2, 10282882158), (3, 6855254772), (4, 5141441079), (6, 3427627386), (9, 2285084924), (12, 1713813693), (18, 1142542462), (36, 571271231), (37, 555831468), (74, 277915734), (111, 185277156), (137, 150115068), (148, 138957867), (222, 92638578), (251, 81935316), (274, 75057534), (333, 61759052), (411, 50038356), (444, 46319289), (449, 45803484), (502, 40967658), (548, 37528767), (666, 30879526), (753, 27311772), (822, 25019178), (898, 22901742), (1004, 20483829), (1233, 16679452), (1332, 15439763), (1347, 15267828), (1506, 13655886), (1644, 12509589), (1796, 11450871), (2259, 9103924), (2466, 8339726), (2694, 7633914), (3012, 6827943), (4041, 5089276), (4518, 4551962), (4932, 4169863), (5069, 4057164), (5388, 3816957), (8082, 2544638), (9036, 2275981), (9287, 2214468), (10138, 2028582), (15207, 1352388), (16164, 1272319), (16613, 1237932), (18574, 1107234), (20276, 1014291), (27861, 738156), (30414, 676194), (33226, 618966), (34387, 598068), (37148, 553617), (45621, 450796), (49839, 412644), (55722, 369078), (60828, 338097), (61513, 334332), (66452, 309483), (68774, 299034), (83583, 246052), (91242, 225398), (99678, 206322), (103161, 199356), (111444, 184539), (112699, 182484), (123026, 167166), (137548, 149517)]