20131043405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1\times {\mathrm{4289}}^1$

素因数の和:5765

約数の個数: 32

約数和(自身を含む): 26810784000

約数和(自身を除く): 6679740595

約数列:

[1, 5, 11, 55, 61, 305, 671, 1399, 3355, 4289, 6995, 15389, 21445, 47179, 76945, 85339, 235895, 261629, 426695, 938729, 1308145, 2877919, 4693645, 6000311, 14389595, 30001555, 66003421, 330017105, 366018971, 1830094855, 4026208681, 20131043405]

約数ペア:

[(1, 20131043405), (5, 4026208681), (11, 1830094855), (55, 366018971), (61, 330017105), (305, 66003421), (671, 30001555), (1399, 14389595), (3355, 6000311), (4289, 4693645), (6995, 2877919), (15389, 1308145), (21445, 938729), (47179, 426695), (76945, 261629), (85339, 235895)]