18831564804530

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{297779}}^1\times {\mathrm{42443}}^1$

素因数の和:340378

約数の個数: 32

約数和(自身を含む): 34125230664000

約数和(自身を除く): 15293665859470

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 42443, 84886, 212215, 297779, 424430, 595558, 1488895, 2977790, 6324007, 12648014, 31620035, 44369071, 63240070, 88738142, 221845355, 443690710, 12638634097, 25277268194, 63193170485, 126386340970, 1883156480453, 3766312960906, 9415782402265, 18831564804530]

約数ペア:

[(1, 18831564804530), (2, 9415782402265), (5, 3766312960906), (10, 1883156480453), (149, 126386340970), (298, 63193170485), (745, 25277268194), (1490, 12638634097), (42443, 443690710), (84886, 221845355), (212215, 88738142), (297779, 63240070), (424430, 44369071), (595558, 31620035), (1488895, 12648014), (2977790, 6324007)]