20133818

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2557}}^1$

素因数の和:2717

約数の個数: 16

約数和(自身を含む): 31432704

約数和(自身を除く): 11298886

約数列:

[1, 2, 31, 62, 127, 254, 2557, 3937, 5114, 7874, 79267, 158534, 324739, 649478, 10066909, 20133818]

約数ペア:

[(1, 20133818), (2, 10066909), (31, 649478), (62, 324739), (127, 158534), (254, 79267), (2557, 7874), (3937, 5114)]