18877304

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 36426240

約数和(自身を除く): 17548936

約数列:

[1, 2, 4, 8, 61, 101, 122, 202, 244, 383, 404, 488, 766, 808, 1532, 3064, 6161, 12322, 23363, 24644, 38683, 46726, 49288, 77366, 93452, 154732, 186904, 309464, 2359663, 4719326, 9438652, 18877304]

約数ペア:

[(1, 18877304), (2, 9438652), (4, 4719326), (8, 2359663), (61, 309464), (101, 186904), (122, 154732), (202, 93452), (244, 77366), (383, 49288), (404, 46726), (488, 38683), (766, 24644), (808, 23363), (1532, 12322), (3064, 6161)]