20849058

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{2141}}^1$

素因数の和:2690

約数の個数: 24

約数和(自身を含む): 45277596

約数和(自身を除く): 24428538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 2141, 3246, 4282, 4869, 6423, 9738, 12846, 19269, 38538, 1158281, 2316562, 3474843, 6949686, 10424529, 20849058]

約数ペア:

[(1, 20849058), (2, 10424529), (3, 6949686), (6, 3474843), (9, 2316562), (18, 1158281), (541, 38538), (1082, 19269), (1623, 12846), (2141, 9738), (3246, 6423), (4282, 4869)]