18486828

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{13879}}^1$

素因数の和:13926

約数の個数: 36

約数和(自身を含む): 47997040

約数和(自身を除く): 29510212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 13879, 27758, 41637, 55516, 83274, 124911, 166548, 249822, 499644, 513523, 1027046, 1540569, 2054092, 3081138, 4621707, 6162276, 9243414, 18486828]

約数ペア:

[(1, 18486828), (2, 9243414), (3, 6162276), (4, 4621707), (6, 3081138), (9, 2054092), (12, 1540569), (18, 1027046), (36, 513523), (37, 499644), (74, 249822), (111, 166548), (148, 124911), (222, 83274), (333, 55516), (444, 41637), (666, 27758), (1332, 13879)]