19157040718

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1\times {\mathrm{86423}}^1$

素因数の和:87371

約数の個数: 16

約数和(自身を含む): 28981424160

約数和(自身を除く): 9824383442

約数列:

[1, 2, 137, 274, 809, 1618, 86423, 110833, 172846, 221666, 11839951, 23679902, 69916207, 139832414, 9578520359, 19157040718]

約数ペア:

[(1, 19157040718), (2, 9578520359), (137, 139832414), (274, 69916207), (809, 23679902), (1618, 11839951), (86423, 221666), (110833, 172846)]