20045886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1997}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 46033920

約数和(自身を除く): 25988034

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 1997, 3346, 3994, 5019, 5991, 10038, 11982, 13979, 27958, 41937, 83874, 477283, 954566, 1431849, 2863698, 3340981, 6681962, 10022943, 20045886]

約数ペア:

[(1, 20045886), (2, 10022943), (3, 6681962), (6, 3340981), (7, 2863698), (14, 1431849), (21, 954566), (42, 477283), (239, 83874), (478, 41937), (717, 27958), (1434, 13979), (1673, 11982), (1997, 10038), (3346, 5991), (3994, 5019)]