18686044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18913}}^1$

素因数の和:18949

約数の個数: 24

約数和(自身を含む): 37071440

約数和(自身を除く): 18385396

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 18913, 37826, 75652, 245869, 359347, 491738, 718694, 983476, 1437388, 4671511, 9343022, 18686044]

約数ペア:

[(1, 18686044), (2, 9343022), (4, 4671511), (13, 1437388), (19, 983476), (26, 718694), (38, 491738), (52, 359347), (76, 245869), (247, 75652), (494, 37826), (988, 18913)]