191133020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15641}}^1$

素因数の和:15710

約数の個数: 48

約数和(自身を含む): 441479808

約数和(自身を除く): 250346788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 15641, 31282, 62564, 78205, 156410, 203333, 312820, 406666, 735127, 813332, 1016665, 1470254, 2033330, 2940508, 3675635, 4066660, 7351270, 9556651, 14702540, 19113302, 38226604, 47783255, 95566510, 191133020]

約数ペア:

[(1, 191133020), (2, 95566510), (4, 47783255), (5, 38226604), (10, 19113302), (13, 14702540), (20, 9556651), (26, 7351270), (47, 4066660), (52, 3675635), (65, 2940508), (94, 2033330), (130, 1470254), (188, 1016665), (235, 813332), (260, 735127), (470, 406666), (611, 312820), (940, 203333), (1222, 156410), (2444, 78205), (3055, 62564), (6110, 31282), (12220, 15641)]