18774468

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{16823}}^1$

素因数の和:16864

約数の個数: 36

約数和(自身を含む): 48991488

約数和(自身を除く): 30217020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 16823, 33646, 50469, 67292, 100938, 151407, 201876, 302814, 521513, 605628, 1043026, 1564539, 2086052, 3129078, 4693617, 6258156, 9387234, 18774468]

約数ペア:

[(1, 18774468), (2, 9387234), (3, 6258156), (4, 4693617), (6, 3129078), (9, 2086052), (12, 1564539), (18, 1043026), (31, 605628), (36, 521513), (62, 302814), (93, 201876), (124, 151407), (186, 100938), (279, 67292), (372, 50469), (558, 33646), (1116, 16823)]