18191870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{947}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 35015328

約数和(自身を除く): 16823458

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 226, 565, 947, 1130, 1894, 1921, 3842, 4735, 9470, 9605, 16099, 19210, 32198, 80495, 107011, 160990, 214022, 535055, 1070110, 1819187, 3638374, 9095935, 18191870]

約数ペア:

[(1, 18191870), (2, 9095935), (5, 3638374), (10, 1819187), (17, 1070110), (34, 535055), (85, 214022), (113, 160990), (170, 107011), (226, 80495), (565, 32198), (947, 19210), (1130, 16099), (1894, 9605), (1921, 9470), (3842, 4735)]