18322840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24109}}^1$

素因数の和:24139

約数の個数: 32

約数和(自身を含む): 43398000

約数和(自身を除く): 25075160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24109, 48218, 96436, 120545, 192872, 241090, 458071, 482180, 916142, 964360, 1832284, 2290355, 3664568, 4580710, 9161420, 18322840]

約数ペア:

[(1, 18322840), (2, 9161420), (4, 4580710), (5, 3664568), (8, 2290355), (10, 1832284), (19, 964360), (20, 916142), (38, 482180), (40, 458071), (76, 241090), (95, 192872), (152, 120545), (190, 96436), (380, 48218), (760, 24109)]