20441685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{541}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 35902080

約数和(自身を除く): 15460395

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 229, 541, 687, 1145, 1623, 2519, 2705, 3435, 5951, 7557, 8115, 12595, 17853, 29755, 37785, 89265, 123889, 371667, 619445, 1362779, 1858335, 4088337, 6813895, 20441685]

約数ペア:

[(1, 20441685), (3, 6813895), (5, 4088337), (11, 1858335), (15, 1362779), (33, 619445), (55, 371667), (165, 123889), (229, 89265), (541, 37785), (687, 29755), (1145, 17853), (1623, 12595), (2519, 8115), (2705, 7557), (3435, 5951)]