13319990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 25894080

約数和(自身を除く): 12574090

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 1997, 3335, 3994, 6670, 9985, 19970, 45931, 57913, 91862, 115826, 229655, 289565, 459310, 579130, 1331999, 2663998, 6659995, 13319990]

約数ペア:

[(1, 13319990), (2, 6659995), (5, 2663998), (10, 1331999), (23, 579130), (29, 459310), (46, 289565), (58, 229655), (115, 115826), (145, 91862), (230, 57913), (290, 45931), (667, 19970), (1334, 9985), (1997, 6670), (3335, 3994)]