20159672001

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1\times {\mathrm{8521}}^1$

素因数の和:9641

約数の個数: 32

約数和(自身を含む): 31026079488

約数和(自身を除く): 10866407487

約数列:

[1, 3, 7, 21, 113, 339, 791, 997, 2373, 2991, 6979, 8521, 20937, 25563, 59647, 112661, 178941, 337983, 788627, 962873, 2365881, 2888619, 6740111, 8495437, 20220333, 25486311, 59468059, 178404177, 959984381, 2879953143, 6719890667, 20159672001]

約数ペア:

[(1, 20159672001), (3, 6719890667), (7, 2879953143), (21, 959984381), (113, 178404177), (339, 59468059), (791, 25486311), (997, 20220333), (2373, 8495437), (2991, 6740111), (6979, 2888619), (8521, 2365881), (20937, 962873), (25563, 788627), (59647, 337983), (112661, 178941)]