9019489970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12703507}}^1$

素因数の和:12703585

約数の個数: 16

約数和(自身を含む): 16463746368

約数和(自身を除く): 7444256398

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 12703507, 25407014, 63517535, 127035070, 901948997, 1803897994, 4509744985, 9019489970]

約数ペア:

[(1, 9019489970), (2, 4509744985), (5, 1803897994), (10, 901948997), (71, 127035070), (142, 63517535), (355, 25407014), (710, 12703507)]