20668565544

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{78290021}}^1$

素因数の和:78290041

約数の個数: 32

約数和(自身を含む): 56368815840

約数和(自身を除く): 35700250296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 78290021, 156580042, 234870063, 313160084, 469740126, 626320168, 861190231, 939480252, 1722380462, 1878960504, 2583570693, 3444760924, 5167141386, 6889521848, 10334282772, 20668565544]

約数ペア:

[(1, 20668565544), (2, 10334282772), (3, 6889521848), (4, 5167141386), (6, 3444760924), (8, 2583570693), (11, 1878960504), (12, 1722380462), (22, 939480252), (24, 861190231), (33, 626320168), (44, 469740126), (66, 313160084), (88, 234870063), (132, 156580042), (264, 78290021)]