20708760254

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5851}}^1\times {\mathrm{19447}}^1$

素因数の和:25320

約数の個数: 32

約数和(自身を含む): 38240057856

約数和(自身を除く): 17531297602

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 5851, 11702, 19447, 38894, 40957, 76063, 81914, 136129, 152126, 252811, 272258, 505622, 532441, 1064882, 1769677, 3539354, 113784397, 227568794, 796490779, 1479197161, 1592981558, 2958394322, 10354380127, 20708760254]

約数ペア:

[(1, 20708760254), (2, 10354380127), (7, 2958394322), (13, 1592981558), (14, 1479197161), (26, 796490779), (91, 227568794), (182, 113784397), (5851, 3539354), (11702, 1769677), (19447, 1064882), (38894, 532441), (40957, 505622), (76063, 272258), (81914, 252811), (136129, 152126)]