20804535756

素因数分解:

$2^2\times 3^2\times {\mathrm{18451}}^1\times {\mathrm{31321}}^1$

素因数の和:49782

約数の個数: 36

約数和(自身を含む): 52593772504

約数和(自身を除く): 31789236748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 18451, 31321, 36902, 55353, 62642, 73804, 93963, 110706, 125284, 166059, 187926, 221412, 281889, 332118, 375852, 563778, 664236, 1127556, 577903771, 1155807542, 1733711313, 2311615084, 3467422626, 5201133939, 6934845252, 10402267878, 20804535756]

約数ペア:

[(1, 20804535756), (2, 10402267878), (3, 6934845252), (4, 5201133939), (6, 3467422626), (9, 2311615084), (12, 1733711313), (18, 1155807542), (36, 577903771), (18451, 1127556), (31321, 664236), (36902, 563778), (55353, 375852), (62642, 332118), (73804, 281889), (93963, 221412), (110706, 187926), (125284, 166059)]