20364844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 20459156

約数列:

[1, 2, 4, 17, 23, 29, 34, 46, 58, 68, 92, 116, 391, 449, 493, 667, 782, 898, 986, 1334, 1564, 1796, 1972, 2668, 7633, 10327, 11339, 13021, 15266, 20654, 22678, 26042, 30532, 41308, 45356, 52084, 175559, 221357, 299483, 351118, 442714, 598966, 702236, 885428, 1197932, 5091211, 10182422, 20364844]

約数ペア:

[(1, 20364844), (2, 10182422), (4, 5091211), (17, 1197932), (23, 885428), (29, 702236), (34, 598966), (46, 442714), (58, 351118), (68, 299483), (92, 221357), (116, 175559), (391, 52084), (449, 45356), (493, 41308), (667, 30532), (782, 26042), (898, 22678), (986, 20654), (1334, 15266), (1564, 13021), (1796, 11339), (1972, 10327), (2668, 7633)]