20281626

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1971

約数の個数: 48

約数和(自身を含む): 47773440

約数和(自身を除く): 27491814

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 1913, 3534, 3826, 5301, 5739, 10602, 11478, 17217, 34434, 36347, 59303, 72694, 109041, 118606, 177909, 218082, 327123, 355818, 533727, 654246, 1067454, 1126757, 2253514, 3380271, 6760542, 10140813, 20281626]

約数ペア:

[(1, 20281626), (2, 10140813), (3, 6760542), (6, 3380271), (9, 2253514), (18, 1126757), (19, 1067454), (31, 654246), (38, 533727), (57, 355818), (62, 327123), (93, 218082), (114, 177909), (171, 118606), (186, 109041), (279, 72694), (342, 59303), (558, 36347), (589, 34434), (1178, 17217), (1767, 11478), (1913, 10602), (3534, 5739), (3826, 5301)]