18831710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 36251712

約数和(自身を除く): 17420002

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 1997, 3994, 4715, 9430, 9985, 19970, 45931, 81877, 91862, 163754, 229655, 409385, 459310, 818770, 1883171, 3766342, 9415855, 18831710]

約数ペア:

[(1, 18831710), (2, 9415855), (5, 3766342), (10, 1883171), (23, 818770), (41, 459310), (46, 409385), (82, 229655), (115, 163754), (205, 91862), (230, 81877), (410, 45931), (943, 19970), (1886, 9985), (1997, 9430), (3994, 4715)]