19641011

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 23049216

約数和(自身を除く): 3408205

約数列:

[1, 13, 23, 31, 163, 169, 299, 403, 713, 2119, 3749, 3887, 5053, 5239, 9269, 27547, 48737, 65689, 116219, 120497, 633581, 853957, 1510847, 19641011]

約数ペア:

[(1, 19641011), (13, 1510847), (23, 853957), (31, 633581), (163, 120497), (169, 116219), (299, 65689), (403, 48737), (713, 27547), (2119, 9269), (3749, 5239), (3887, 5053)]