18911624

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 36504000

約数和(自身を除く): 17592376

約数列:

[1, 2, 4, 8, 59, 103, 118, 206, 236, 389, 412, 472, 778, 824, 1556, 3112, 6077, 12154, 22951, 24308, 40067, 45902, 48616, 80134, 91804, 160268, 183608, 320536, 2363953, 4727906, 9455812, 18911624]

約数ペア:

[(1, 18911624), (2, 9455812), (4, 4727906), (8, 2363953), (59, 320536), (103, 183608), (118, 160268), (206, 91804), (236, 80134), (389, 48616), (412, 45902), (472, 40067), (778, 24308), (824, 22951), (1556, 12154), (3112, 6077)]