19957242570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665241419}}^1$

素因数の和:665241429

約数の個数: 16

約数和(自身を含む): 47897382240

約数和(自身を除く): 27940139670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665241419, 1330482838, 1995724257, 3326207095, 3991448514, 6652414190, 9978621285, 19957242570]

約数ペア:

[(1, 19957242570), (2, 9978621285), (3, 6652414190), (5, 3991448514), (6, 3326207095), (10, 1995724257), (15, 1330482838), (30, 665241419)]