31209936

素因数分解:

$2^4\times 3^1\times {\mathrm{163}}^1\times {\mathrm{3989}}^1$

素因数の和:4163

約数の個数: 40

約数和(自身を含む): 81140640

約数和(自身を除く): 49930704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 3989, 7824, 7978, 11967, 15956, 23934, 31912, 47868, 63824, 95736, 191472, 650207, 1300414, 1950621, 2600828, 3901242, 5201656, 7802484, 10403312, 15604968, 31209936]

約数ペア:

[(1, 31209936), (2, 15604968), (3, 10403312), (4, 7802484), (6, 5201656), (8, 3901242), (12, 2600828), (16, 1950621), (24, 1300414), (48, 650207), (163, 191472), (326, 95736), (489, 63824), (652, 47868), (978, 31912), (1304, 23934), (1956, 15956), (2608, 11967), (3912, 7978), (3989, 7824)]