18587792

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11279}}^1$

素因数の和:11390

約数の個数: 20

約数和(自身を含む): 36366720

約数和(自身を除く): 17778928

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11279, 22558, 45116, 90232, 180464, 1161737, 2323474, 4646948, 9293896, 18587792]

約数ペア:

[(1, 18587792), (2, 9293896), (4, 4646948), (8, 2323474), (16, 1161737), (103, 180464), (206, 90232), (412, 45116), (824, 22558), (1648, 11279)]