19005242420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20218343}}^1$

素因数の和:20218399

約数の個数: 24

約数和(自身を含む): 40760181504

約数和(自身を除く): 21754939084

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 20218343, 40436686, 80873372, 101091715, 202183430, 404366860, 950262121, 1900524242, 3801048484, 4751310605, 9502621210, 19005242420]

約数ペア:

[(1, 19005242420), (2, 9502621210), (4, 4751310605), (5, 3801048484), (10, 1900524242), (20, 950262121), (47, 404366860), (94, 202183430), (188, 101091715), (235, 80873372), (470, 40436686), (940, 20218343)]