19525359

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{331}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 30416512

約数和(自身を除く): 10891153

約数列:

[1, 3, 7, 21, 53, 159, 331, 371, 993, 1113, 2317, 2809, 6951, 8427, 17543, 19663, 52629, 58989, 122801, 368403, 929779, 2789337, 6508453, 19525359]

約数ペア:

[(1, 19525359), (3, 6508453), (7, 2789337), (21, 929779), (53, 368403), (159, 122801), (331, 58989), (371, 52629), (993, 19663), (1113, 17543), (2317, 8427), (2809, 6951)]