20524878

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4507}}^1$

素因数の和:4549

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 30108978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4507, 4554, 9014, 13521, 27042, 40563, 49577, 81126, 99154, 103661, 148731, 207322, 297462, 310983, 446193, 621966, 892386, 932949, 1140271, 1865898, 2280542, 3420813, 6841626, 10262439, 20524878]

約数ペア:

[(1, 20524878), (2, 10262439), (3, 6841626), (6, 3420813), (9, 2280542), (11, 1865898), (18, 1140271), (22, 932949), (23, 892386), (33, 621966), (46, 446193), (66, 310983), (69, 297462), (99, 207322), (138, 148731), (198, 103661), (207, 99154), (253, 81126), (414, 49577), (506, 40563), (759, 27042), (1518, 13521), (2277, 9014), (4507, 4554)]