20165004

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 56985600

約数和(自身を除く): 36820596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 93, 108, 114, 124, 171, 186, 228, 279, 317, 342, 372, 513, 558, 589, 634, 684, 837, 951, 1026, 1116, 1178, 1268, 1674, 1767, 1902, 2052, 2356, 2853, 3348, 3534, 3804, 5301, 5706, 6023, 7068, 8559, 9827, 10602, 11412, 12046, 15903, 17118, 18069, 19654, 21204, 24092, 29481, 31806, 34236, 36138, 39308, 54207, 58962, 63612, 72276, 88443, 108414, 117924, 162621, 176886, 186713, 216828, 265329, 325242, 353772, 373426, 530658, 560139, 650484, 746852, 1061316, 1120278, 1680417, 2240556, 3360834, 5041251, 6721668, 10082502, 20165004]

約数ペア:

[(1, 20165004), (2, 10082502), (3, 6721668), (4, 5041251), (6, 3360834), (9, 2240556), (12, 1680417), (18, 1120278), (19, 1061316), (27, 746852), (31, 650484), (36, 560139), (38, 530658), (54, 373426), (57, 353772), (62, 325242), (76, 265329), (93, 216828), (108, 186713), (114, 176886), (124, 162621), (171, 117924), (186, 108414), (228, 88443), (279, 72276), (317, 63612), (342, 58962), (372, 54207), (513, 39308), (558, 36138), (589, 34236), (634, 31806), (684, 29481), (837, 24092), (951, 21204), (1026, 19654), (1116, 18069), (1178, 17118), (1268, 15903), (1674, 12046), (1767, 11412), (1902, 10602), (2052, 9827), (2356, 8559), (2853, 7068), (3348, 6023), (3534, 5706), (3804, 5301)]