20408734101

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1\times {\mathrm{22817}}^1$

素因数の和:23241

約数の個数: 32

約数和(自身を含む): 31403409408

約数和(自身を除く): 10994675307

約数列:

[1, 3, 7, 21, 191, 223, 573, 669, 1337, 1561, 4011, 4683, 22817, 42593, 68451, 127779, 159719, 298151, 479157, 894453, 4358047, 5088191, 13074141, 15264573, 30506329, 35617337, 91518987, 106852011, 971844481, 2915533443, 6802911367, 20408734101]

約数ペア:

[(1, 20408734101), (3, 6802911367), (7, 2915533443), (21, 971844481), (191, 106852011), (223, 91518987), (573, 35617337), (669, 30506329), (1337, 15264573), (1561, 13074141), (4011, 5088191), (4683, 4358047), (22817, 894453), (42593, 479157), (68451, 298151), (127779, 159719)]