20611668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22307}}^1$

素因数の和:22332

約数の個数: 48

約数和(自身を含む): 59963904

約数和(自身を除く): 39352236

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22307, 44614, 66921, 89228, 133842, 156149, 245377, 267684, 312298, 468447, 490754, 624596, 736131, 936894, 981508, 1472262, 1717639, 1873788, 2944524, 3435278, 5152917, 6870556, 10305834, 20611668]

約数ペア:

[(1, 20611668), (2, 10305834), (3, 6870556), (4, 5152917), (6, 3435278), (7, 2944524), (11, 1873788), (12, 1717639), (14, 1472262), (21, 981508), (22, 936894), (28, 736131), (33, 624596), (42, 490754), (44, 468447), (66, 312298), (77, 267684), (84, 245377), (132, 156149), (154, 133842), (231, 89228), (308, 66921), (462, 44614), (924, 22307)]