20186964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80107}}^1$

素因数の和:80124

約数の個数: 36

約数和(自身を含む): 58318624

約数和(自身を除く): 38131660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80107, 160214, 240321, 320428, 480642, 560749, 720963, 961284, 1121498, 1441926, 1682247, 2242996, 2883852, 3364494, 5046741, 6728988, 10093482, 20186964]

約数ペア:

[(1, 20186964), (2, 10093482), (3, 6728988), (4, 5046741), (6, 3364494), (7, 2883852), (9, 2242996), (12, 1682247), (14, 1441926), (18, 1121498), (21, 961284), (28, 720963), (36, 560749), (42, 480642), (63, 320428), (84, 240321), (126, 160214), (252, 80107)]