90018628

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{45281}}^1$

素因数の和:45363

約数の個数: 24

約数和(自身を含む): 182577024

約数和(自身を除く): 92558396

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 45281, 90562, 181124, 316967, 633934, 1267868, 3214951, 6429902, 12859804, 22504657, 45009314, 90018628]

約数ペア:

[(1, 90018628), (2, 45009314), (4, 22504657), (7, 12859804), (14, 6429902), (28, 3214951), (71, 1267868), (142, 633934), (284, 316967), (497, 181124), (994, 90562), (1988, 45281)]