20177092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6361}}^1$

素因数の和:6439

約数の個数: 24

約数和(自身を含む): 38655512

約数和(自身を除く): 18478420

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 6361, 12722, 25444, 82693, 165386, 330772, 388021, 776042, 1552084, 5044273, 10088546, 20177092]

約数ペア:

[(1, 20177092), (2, 10088546), (4, 5044273), (13, 1552084), (26, 776042), (52, 388021), (61, 330772), (122, 165386), (244, 82693), (793, 25444), (1586, 12722), (3172, 6361)]