20161686938

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1\times {\mathrm{5347}}^1$

素因数の和:6438

約数の個数: 32

約数和(自身を含む): 31767633408

約数和(自身を除く): 11605946470

約数列:

[1, 2, 31, 61, 62, 122, 997, 1891, 1994, 3782, 5347, 10694, 30907, 60817, 61814, 121634, 165757, 326167, 331514, 652334, 1885327, 3770654, 5330959, 10111177, 10661918, 20222354, 165259729, 325188499, 330519458, 650376998, 10080843469, 20161686938]

約数ペア:

[(1, 20161686938), (2, 10080843469), (31, 650376998), (61, 330519458), (62, 325188499), (122, 165259729), (997, 20222354), (1891, 10661918), (1994, 10111177), (3782, 5330959), (5347, 3770654), (10694, 1885327), (30907, 652334), (60817, 331514), (61814, 326167), (121634, 165757)]