18489978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{26339}}^1$

素因数の和:26363

約数の個数: 32

約数和(自身を含む): 44251200

約数和(自身を除く): 25761222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 26339, 52678, 79017, 158034, 237051, 342407, 474102, 684814, 711153, 1027221, 1422306, 2054442, 3081663, 6163326, 9244989, 18489978]

約数ペア:

[(1, 18489978), (2, 9244989), (3, 6163326), (6, 3081663), (9, 2054442), (13, 1422306), (18, 1027221), (26, 711153), (27, 684814), (39, 474102), (54, 342407), (78, 237051), (117, 158034), (234, 79017), (351, 52678), (702, 26339)]