30989992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1669}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 63727200

約数和(自身を除く): 32737208

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1669, 1688, 2321, 3338, 4642, 6676, 9284, 13352, 18359, 18568, 36718, 73436, 146872, 352159, 704318, 1408636, 2817272, 3873749, 7747498, 15494996, 30989992]

約数ペア:

[(1, 30989992), (2, 15494996), (4, 7747498), (8, 3873749), (11, 2817272), (22, 1408636), (44, 704318), (88, 352159), (211, 146872), (422, 73436), (844, 36718), (1669, 18568), (1688, 18359), (2321, 13352), (3338, 9284), (4642, 6676)]