20246465715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{299881}}^1$

素因数の和:300539

約数の個数: 32

約数和(自身を含む): 37079809536

約数和(自身を除く): 16833343821

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 643, 1929, 3215, 4501, 9645, 13503, 22505, 67515, 299881, 899643, 1499405, 2099167, 4498215, 6297501, 10495835, 31487505, 192823483, 578470449, 964117415, 1349764381, 2892352245, 4049293143, 6748821905, 20246465715]

約数ペア:

[(1, 20246465715), (3, 6748821905), (5, 4049293143), (7, 2892352245), (15, 1349764381), (21, 964117415), (35, 578470449), (105, 192823483), (643, 31487505), (1929, 10495835), (3215, 6297501), (4501, 4498215), (9645, 2099167), (13503, 1499405), (22505, 899643), (67515, 299881)]