20218659075

素因数分解:

$3^4\times 5^2\times {\mathrm{283}}^1\times {\mathrm{35281}}^1$

素因数の和:35586

約数の個数: 60

約数和(自身を含む): 37585350088

約数和(自身を除く): 17366691013

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 283, 405, 675, 849, 1415, 2025, 2547, 4245, 7075, 7641, 12735, 21225, 22923, 35281, 38205, 63675, 105843, 114615, 176405, 191025, 317529, 529215, 573075, 882025, 952587, 1587645, 2646075, 2857761, 4762935, 7938225, 9984523, 14288805, 23814675, 29953569, 49922615, 71444025, 89860707, 149767845, 249613075, 269582121, 449303535, 748839225, 808746363, 1347910605, 2246517675, 4043731815, 6739553025, 20218659075]

約数ペア:

[(1, 20218659075), (3, 6739553025), (5, 4043731815), (9, 2246517675), (15, 1347910605), (25, 808746363), (27, 748839225), (45, 449303535), (75, 269582121), (81, 249613075), (135, 149767845), (225, 89860707), (283, 71444025), (405, 49922615), (675, 29953569), (849, 23814675), (1415, 14288805), (2025, 9984523), (2547, 7938225), (4245, 4762935), (7075, 2857761), (7641, 2646075), (12735, 1587645), (21225, 952587), (22923, 882025), (35281, 573075), (38205, 529215), (63675, 317529), (105843, 191025), (114615, 176405)]