18231408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9739}}^1$

素因数の和:9766

約数の個数: 60

約数和(自身を含む): 54953080

約数和(自身を除く): 36721672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9739, 19478, 29217, 38956, 58434, 77912, 87651, 116868, 126607, 155824, 175302, 233736, 253214, 350604, 379821, 467472, 506428, 701208, 759642, 1012856, 1139463, 1402416, 1519284, 2025712, 2278926, 3038568, 4557852, 6077136, 9115704, 18231408]

約数ペア:

[(1, 18231408), (2, 9115704), (3, 6077136), (4, 4557852), (6, 3038568), (8, 2278926), (9, 2025712), (12, 1519284), (13, 1402416), (16, 1139463), (18, 1012856), (24, 759642), (26, 701208), (36, 506428), (39, 467472), (48, 379821), (52, 350604), (72, 253214), (78, 233736), (104, 175302), (117, 155824), (144, 126607), (156, 116868), (208, 87651), (234, 77912), (312, 58434), (468, 38956), (624, 29217), (936, 19478), (1872, 9739)]