19804566

素因数分解:

$2^1\times 3^1\times {\mathrm{631}}^1\times {\mathrm{5231}}^1$

素因数の和:5867

約数の個数: 16

約数和(自身を含む): 39679488

約数和(自身を除く): 19874922

約数列:

[1, 2, 3, 6, 631, 1262, 1893, 3786, 5231, 10462, 15693, 31386, 3300761, 6601522, 9902283, 19804566]

約数ペア:

[(1, 19804566), (2, 9902283), (3, 6601522), (6, 3300761), (631, 31386), (1262, 15693), (1893, 10462), (3786, 5231)]