20612735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 8804737

約数列:

[1, 5, 11, 13, 55, 65, 127, 143, 227, 635, 715, 1135, 1397, 1651, 2497, 2951, 6985, 8255, 12485, 14755, 18161, 28829, 32461, 90805, 144145, 162305, 317119, 374777, 1585595, 1873885, 4122547, 20612735]

約数ペア:

[(1, 20612735), (5, 4122547), (11, 1873885), (13, 1585595), (55, 374777), (65, 317119), (127, 162305), (143, 144145), (227, 90805), (635, 32461), (715, 28829), (1135, 18161), (1397, 14755), (1651, 12485), (2497, 8255), (2951, 6985)]