189957404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521861}}^1$

素因数の和:521885

約数の個数: 24

約数和(自身を含む): 409139808

約数和(自身を除く): 219182404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 521861, 1043722, 2087444, 3653027, 6784193, 7306054, 13568386, 14612108, 27136772, 47489351, 94978702, 189957404]

約数ペア:

[(1, 189957404), (2, 94978702), (4, 47489351), (7, 27136772), (13, 14612108), (14, 13568386), (26, 7306054), (28, 6784193), (52, 3653027), (91, 2087444), (182, 1043722), (364, 521861)]