20747592

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5437}}^1$

素因数の和:5502

約数の個数: 48

約数和(自身を含む): 57262140

約数和(自身を除く): 36514548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5437, 10874, 16311, 21748, 32622, 43496, 48933, 65244, 97866, 130488, 195732, 288161, 391464, 576322, 864483, 1152644, 1728966, 2305288, 2593449, 3457932, 5186898, 6915864, 10373796, 20747592]

約数ペア:

[(1, 20747592), (2, 10373796), (3, 6915864), (4, 5186898), (6, 3457932), (8, 2593449), (9, 2305288), (12, 1728966), (18, 1152644), (24, 864483), (36, 576322), (53, 391464), (72, 288161), (106, 195732), (159, 130488), (212, 97866), (318, 65244), (424, 48933), (477, 43496), (636, 32622), (954, 21748), (1272, 16311), (1908, 10874), (3816, 5437)]