19568101

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 24131520

約数和(自身を除く): 4563419

約数列:

[1, 7, 23, 49, 97, 161, 179, 679, 1127, 1253, 2231, 4117, 4753, 8771, 15617, 17363, 28819, 109319, 121541, 201733, 399349, 850787, 2795443, 19568101]

約数ペア:

[(1, 19568101), (7, 2795443), (23, 850787), (49, 399349), (97, 201733), (161, 121541), (179, 109319), (679, 28819), (1127, 17363), (1253, 15617), (2231, 8771), (4117, 4753)]