1320544688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4343897}}^1$

素因数の和:4343924

約数の個数: 20

約数和(自身を含む): 2693216760

約数和(自身を除く): 1372672072

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4343897, 8687794, 17375588, 34751176, 69502352, 82534043, 165068086, 330136172, 660272344, 1320544688]

約数ペア:

[(1, 1320544688), (2, 660272344), (4, 330136172), (8, 165068086), (16, 82534043), (19, 69502352), (38, 34751176), (76, 17375588), (152, 8687794), (304, 4343897)]