17998236

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21737}}^1$

素因数の和:21770

約数の個数: 36

約数和(自身を含む): 47475792

約数和(自身を除く): 29477556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 21737, 43474, 65211, 86948, 130422, 195633, 260844, 391266, 499951, 782532, 999902, 1499853, 1999804, 2999706, 4499559, 5999412, 8999118, 17998236]

約数ペア:

[(1, 17998236), (2, 8999118), (3, 5999412), (4, 4499559), (6, 2999706), (9, 1999804), (12, 1499853), (18, 999902), (23, 782532), (36, 499951), (46, 391266), (69, 260844), (92, 195633), (138, 130422), (207, 86948), (276, 65211), (414, 43474), (828, 21737)]