20342637405

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{788933}}^1$

素因数の和:789138

約数の個数: 32

約数和(自身を含む): 36354078720

約数和(自身を除く): 16011441315

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2865, 5157, 8595, 25785, 788933, 2366799, 3944665, 7100397, 11833995, 21301191, 35501985, 106505955, 150686203, 452058609, 753431015, 1356175827, 2260293045, 4068527481, 6780879135, 20342637405]

約数ペア:

[(1, 20342637405), (3, 6780879135), (5, 4068527481), (9, 2260293045), (15, 1356175827), (27, 753431015), (45, 452058609), (135, 150686203), (191, 106505955), (573, 35501985), (955, 21301191), (1719, 11833995), (2865, 7100397), (5157, 3944665), (8595, 2366799), (25785, 788933)]