20368964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 45553536

約数和(自身を除く): 25184572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1613, 1804, 3157, 3226, 6314, 6452, 11291, 12628, 17743, 22582, 35486, 45164, 66133, 70972, 124201, 132266, 248402, 264532, 462931, 496804, 727463, 925862, 1454926, 1851724, 2909852, 5092241, 10184482, 20368964]

約数ペア:

[(1, 20368964), (2, 10184482), (4, 5092241), (7, 2909852), (11, 1851724), (14, 1454926), (22, 925862), (28, 727463), (41, 496804), (44, 462931), (77, 264532), (82, 248402), (154, 132266), (164, 124201), (287, 70972), (308, 66133), (451, 45164), (574, 35486), (902, 22582), (1148, 17743), (1613, 12628), (1804, 11291), (3157, 6452), (3226, 6314)]