9874490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51971}}^1$

素因数の和:51997

約数の個数: 16

約数和(自身を含む): 18709920

約数和(自身を除く): 8835430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 51971, 103942, 259855, 519710, 987449, 1974898, 4937245, 9874490]

約数ペア:

[(1, 9874490), (2, 4937245), (5, 1974898), (10, 987449), (19, 519710), (38, 259855), (95, 103942), (190, 51971)]