18311112

素因数分解:

$2^3\times 3^2\times {\mathrm{263}}^1\times {\mathrm{967}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 49832640

約数和(自身を除く): 31521528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 263, 526, 789, 967, 1052, 1578, 1934, 2104, 2367, 2901, 3156, 3868, 4734, 5802, 6312, 7736, 8703, 9468, 11604, 17406, 18936, 23208, 34812, 69624, 254321, 508642, 762963, 1017284, 1525926, 2034568, 2288889, 3051852, 4577778, 6103704, 9155556, 18311112]

約数ペア:

[(1, 18311112), (2, 9155556), (3, 6103704), (4, 4577778), (6, 3051852), (8, 2288889), (9, 2034568), (12, 1525926), (18, 1017284), (24, 762963), (36, 508642), (72, 254321), (263, 69624), (526, 34812), (789, 23208), (967, 18936), (1052, 17406), (1578, 11604), (1934, 9468), (2104, 8703), (2367, 7736), (2901, 6312), (3156, 5802), (3868, 4734)]