18487005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12478755

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 479, 1245, 1437, 2395, 2573, 7185, 7719, 12865, 14849, 38595, 39757, 44547, 74245, 119271, 198785, 222735, 596355, 1232467, 3697401, 6162335, 18487005]

約数ペア:

[(1, 18487005), (3, 6162335), (5, 3697401), (15, 1232467), (31, 596355), (83, 222735), (93, 198785), (155, 119271), (249, 74245), (415, 44547), (465, 39757), (479, 38595), (1245, 14849), (1437, 12865), (2395, 7719), (2573, 7185)]