200457524

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{138821}}^1$

素因数の和:138863

約数の個数: 18

約数和(自身を含む): 370238274

約数和(自身を除く): 169780750

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 138821, 277642, 555284, 2637599, 5275198, 10550396, 50114381, 100228762, 200457524]

約数ペア:

[(1, 200457524), (2, 100228762), (4, 50114381), (19, 10550396), (38, 5275198), (76, 2637599), (361, 555284), (722, 277642), (1444, 138821)]