18880684424

素因数分解:

$2^3\times 7^1\times {\mathrm{337155079}}^1$

素因数の和:337155092

約数の個数: 16

約数和(自身を含む): 40458609600

約数和(自身を除く): 21577925176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 337155079, 674310158, 1348620316, 2360085553, 2697240632, 4720171106, 9440342212, 18880684424]

約数ペア:

[(1, 18880684424), (2, 9440342212), (4, 4720171106), (7, 2697240632), (8, 2360085553), (14, 1348620316), (28, 674310158), (56, 337155079)]