19712370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{657079}}^1$

素因数の和:657089

約数の個数: 16

約数和(自身を含む): 47309760

約数和(自身を除く): 27597390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 657079, 1314158, 1971237, 3285395, 3942474, 6570790, 9856185, 19712370]

約数ペア:

[(1, 19712370), (2, 9856185), (3, 6570790), (5, 3942474), (6, 3285395), (10, 1971237), (15, 1314158), (30, 657079)]