2018194785

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{134681}}^1$

素因数の和:134735

約数の個数: 40

約数和(自身を含む): 3715607016

約数和(自身を除く): 1697412231

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 333, 405, 555, 999, 1665, 2997, 4995, 14985, 134681, 404043, 673405, 1212129, 2020215, 3636387, 4983197, 6060645, 10909161, 14949591, 18181935, 24915985, 44848773, 54545805, 74747955, 134546319, 224243865, 403638957, 672731595, 2018194785]

約数ペア:

[(1, 2018194785), (3, 672731595), (5, 403638957), (9, 224243865), (15, 134546319), (27, 74747955), (37, 54545805), (45, 44848773), (81, 24915985), (111, 18181935), (135, 14949591), (185, 10909161), (333, 6060645), (405, 4983197), (555, 3636387), (999, 2020215), (1665, 1212129), (2997, 673405), (4995, 404043), (14985, 134681)]