20121520254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10512811}}^1$

素因数の和:10512856

約数の個数: 32

約数和(自身を含む): 45415347840

約数和(自身を除く): 25293827586

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10512811, 21025622, 31538433, 63076866, 115640921, 231281842, 304871519, 346922763, 609743038, 693845526, 914614557, 1829229114, 3353586709, 6707173418, 10060760127, 20121520254]

約数ペア:

[(1, 20121520254), (2, 10060760127), (3, 6707173418), (6, 3353586709), (11, 1829229114), (22, 914614557), (29, 693845526), (33, 609743038), (58, 346922763), (66, 304871519), (87, 231281842), (174, 115640921), (319, 63076866), (638, 31538433), (957, 21025622), (1914, 10512811)]