20657202672

素因数分解:

$2^4\times 3^1\times {\mathrm{409}}^1\times {\mathrm{1052221}}^1$

素因数の和:1052641

約数の個数: 40

約数和(自身を含む): 53494966480

約数和(自身を除く): 32837763808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409, 818, 1227, 1636, 2454, 3272, 4908, 6544, 9816, 19632, 1052221, 2104442, 3156663, 4208884, 6313326, 8417768, 12626652, 16835536, 25253304, 50506608, 430358389, 860716778, 1291075167, 1721433556, 2582150334, 3442867112, 5164300668, 6885734224, 10328601336, 20657202672]

約数ペア:

[(1, 20657202672), (2, 10328601336), (3, 6885734224), (4, 5164300668), (6, 3442867112), (8, 2582150334), (12, 1721433556), (16, 1291075167), (24, 860716778), (48, 430358389), (409, 50506608), (818, 25253304), (1227, 16835536), (1636, 12626652), (2454, 8417768), (3272, 6313326), (4908, 4208884), (6544, 3156663), (9816, 2104442), (19632, 1052221)]