18872684

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 33835200

約数和(自身を除く): 14962516

約数列:

[1, 2, 4, 59, 118, 211, 236, 379, 422, 758, 844, 1516, 12449, 22361, 24898, 44722, 49796, 79969, 89444, 159938, 319876, 4718171, 9436342, 18872684]

約数ペア:

[(1, 18872684), (2, 9436342), (4, 4718171), (59, 319876), (118, 159938), (211, 89444), (236, 79969), (379, 49796), (422, 44722), (758, 24898), (844, 22361), (1516, 12449)]