20065108

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4492

約数の個数: 36

約数和(自身を含む): 42632352

約数和(自身を除く): 22567244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4451, 4508, 8902, 17804, 31157, 62314, 102373, 124628, 204746, 218099, 409492, 436198, 716611, 872396, 1433222, 2866444, 5016277, 10032554, 20065108]

約数ペア:

[(1, 20065108), (2, 10032554), (4, 5016277), (7, 2866444), (14, 1433222), (23, 872396), (28, 716611), (46, 436198), (49, 409492), (92, 218099), (98, 204746), (161, 124628), (196, 102373), (322, 62314), (644, 31157), (1127, 17804), (2254, 8902), (4451, 4508)]