20179947390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{672664913}}^1$

素因数の和:672664923

約数の個数: 16

約数和(自身を含む): 48431873808

約数和(自身を除く): 28251926418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 672664913, 1345329826, 2017994739, 3363324565, 4035989478, 6726649130, 10089973695, 20179947390]

約数ペア:

[(1, 20179947390), (2, 10089973695), (3, 6726649130), (5, 4035989478), (6, 3363324565), (10, 2017994739), (15, 1345329826), (30, 672664913)]