18864864

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2160

約数の個数: 72

約数和(自身を含む): 55403712

約数和(自身を除く): 36538848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2113, 2232, 2976, 4226, 4464, 6339, 8452, 8928, 12678, 16904, 19017, 25356, 33808, 38034, 50712, 65503, 67616, 76068, 101424, 131006, 152136, 196509, 202848, 262012, 304272, 393018, 524024, 589527, 608544, 786036, 1048048, 1179054, 1572072, 2096096, 2358108, 3144144, 4716216, 6288288, 9432432, 18864864]

約数ペア:

[(1, 18864864), (2, 9432432), (3, 6288288), (4, 4716216), (6, 3144144), (8, 2358108), (9, 2096096), (12, 1572072), (16, 1179054), (18, 1048048), (24, 786036), (31, 608544), (32, 589527), (36, 524024), (48, 393018), (62, 304272), (72, 262012), (93, 202848), (96, 196509), (124, 152136), (144, 131006), (186, 101424), (248, 76068), (279, 67616), (288, 65503), (372, 50712), (496, 38034), (558, 33808), (744, 25356), (992, 19017), (1116, 16904), (1488, 12678), (2113, 8928), (2232, 8452), (2976, 6339), (4226, 4464)]