20573060456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1667}}^1\times {\mathrm{2239}}^1$

素因数の和:3978

約数の個数: 64

約数和(自身を含む): 42369868800

約数和(自身を除く): 21796808344

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 1667, 2239, 2756, 3334, 4478, 5512, 6668, 8956, 13336, 17912, 21671, 29107, 43342, 58214, 86684, 88351, 116428, 118667, 173368, 176702, 232856, 237334, 353404, 474668, 706808, 949336, 1148563, 1542671, 2297126, 3085342, 3732413, 4594252, 6170684, 7464826, 9188504, 12341368, 14929652, 29859304, 48521369, 97042738, 194085476, 197817889, 388170952, 395635778, 791271556, 1582543112, 2571632557, 5143265114, 10286530228, 20573060456]

約数ペア:

[(1, 20573060456), (2, 10286530228), (4, 5143265114), (8, 2571632557), (13, 1582543112), (26, 791271556), (52, 395635778), (53, 388170952), (104, 197817889), (106, 194085476), (212, 97042738), (424, 48521369), (689, 29859304), (1378, 14929652), (1667, 12341368), (2239, 9188504), (2756, 7464826), (3334, 6170684), (4478, 4594252), (5512, 3732413), (6668, 3085342), (8956, 2297126), (13336, 1542671), (17912, 1148563), (21671, 949336), (29107, 706808), (43342, 474668), (58214, 353404), (86684, 237334), (88351, 232856), (116428, 176702), (118667, 173368)]