1999897666

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1433}}^1\times {\mathrm{4129}}^1$

素因数の和:5590

約数の個数: 24

約数和(自身を含む): 3251408580

約数和(自身を除く): 1251510914

約数列:

[1, 2, 13, 26, 169, 338, 1433, 2866, 4129, 8258, 18629, 37258, 53677, 107354, 242177, 484354, 697801, 1395602, 5916857, 11833714, 76919141, 153838282, 999948833, 1999897666]

約数ペア:

[(1, 1999897666), (2, 999948833), (13, 153838282), (26, 76919141), (169, 11833714), (338, 5916857), (1433, 1395602), (2866, 697801), (4129, 484354), (8258, 242177), (18629, 107354), (37258, 53677)]