28091690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13441}}^1$

素因数の和:13478

約数の個数: 32

約数和(自身を含む): 58069440

約数和(自身を除く): 29977750

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13441, 26882, 67205, 134410, 147851, 255379, 295702, 510758, 739255, 1276895, 1478510, 2553790, 2809169, 5618338, 14045845, 28091690]

約数ペア:

[(1, 28091690), (2, 14045845), (5, 5618338), (10, 2809169), (11, 2553790), (19, 1478510), (22, 1276895), (38, 739255), (55, 510758), (95, 295702), (110, 255379), (190, 147851), (209, 134410), (418, 67205), (1045, 26882), (2090, 13441)]