161691938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{90533}}^1$

素因数の和:90601

約数の個数: 16

約数和(自身を含む): 260737920

約数和(自身を除く): 99045982

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 90533, 181066, 1720127, 3440254, 4255051, 8510102, 80845969, 161691938]

約数ペア:

[(1, 161691938), (2, 80845969), (19, 8510102), (38, 4255051), (47, 3440254), (94, 1720127), (893, 181066), (1786, 90533)]