18329127970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{306661}}^1$

素因数の和:306850

約数の個数: 32

約数和(自身を含む): 34002682560

約数和(自身を除く): 15673554590

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 695, 1390, 5977, 11954, 29885, 59770, 306661, 613322, 1533305, 3066610, 13186423, 26372846, 42625879, 65932115, 85251758, 131864230, 213129395, 426258790, 1832912797, 3665825594, 9164563985, 18329127970]

約数ペア:

[(1, 18329127970), (2, 9164563985), (5, 3665825594), (10, 1832912797), (43, 426258790), (86, 213129395), (139, 131864230), (215, 85251758), (278, 65932115), (430, 42625879), (695, 26372846), (1390, 13186423), (5977, 3066610), (11954, 1533305), (29885, 613322), (59770, 306661)]