20128412

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 35925120

約数和(自身を除く): 15796708

約数列:

[1, 2, 4, 107, 131, 214, 262, 359, 428, 524, 718, 1436, 14017, 28034, 38413, 47029, 56068, 76826, 94058, 153652, 188116, 5032103, 10064206, 20128412]

約数ペア:

[(1, 20128412), (2, 10064206), (4, 5032103), (107, 188116), (131, 153652), (214, 94058), (262, 76826), (359, 56068), (428, 47029), (524, 38413), (718, 28034), (1436, 14017)]