20515706078

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1\times {\mathrm{17483}}^1$

素因数の和:18632

約数の個数: 32

約数和(自身を含む): 35650575360

約数和(自身を除く): 15134869282

約数列:

[1, 2, 7, 14, 79, 158, 553, 1061, 1106, 2122, 7427, 14854, 17483, 34966, 83819, 122381, 167638, 244762, 586733, 1173466, 1381157, 2762314, 9668099, 18549463, 19336198, 37098926, 129846241, 259692482, 1465407577, 2930815154, 10257853039, 20515706078]

約数ペア:

[(1, 20515706078), (2, 10257853039), (7, 2930815154), (14, 1465407577), (79, 259692482), (158, 129846241), (553, 37098926), (1061, 19336198), (1106, 18549463), (2122, 9668099), (7427, 2762314), (14854, 1381157), (17483, 1173466), (34966, 586733), (83819, 244762), (122381, 167638)]