18418748

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1283}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 33471312

約数和(自身を除く): 15052564

約数列:

[1, 2, 4, 37, 74, 97, 148, 194, 388, 1283, 2566, 3589, 5132, 7178, 14356, 47471, 94942, 124451, 189884, 248902, 497804, 4604687, 9209374, 18418748]

約数ペア:

[(1, 18418748), (2, 9209374), (4, 4604687), (37, 497804), (74, 248902), (97, 189884), (148, 124451), (194, 94942), (388, 47471), (1283, 14356), (2566, 7178), (3589, 5132)]