11823968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 25690896

約数和(自身を除く): 13866928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 661, 688, 1118, 1322, 1376, 2236, 2644, 4472, 5288, 8593, 8944, 10576, 17186, 17888, 21152, 28423, 34372, 56846, 68744, 113692, 137488, 227384, 274976, 369499, 454768, 738998, 909536, 1477996, 2955992, 5911984, 11823968]

約数ペア:

[(1, 11823968), (2, 5911984), (4, 2955992), (8, 1477996), (13, 909536), (16, 738998), (26, 454768), (32, 369499), (43, 274976), (52, 227384), (86, 137488), (104, 113692), (172, 68744), (208, 56846), (344, 34372), (416, 28423), (559, 21152), (661, 17888), (688, 17186), (1118, 10576), (1322, 8944), (1376, 8593), (2236, 5288), (2644, 4472)]