20757660372

素因数分解:

$2^2\times 3^4\times {\mathrm{373}}^1\times {\mathrm{171761}}^1$

素因数の和:172150

約数の個数: 60

約数和(自身を含む): 54410422836

約数和(自身を除く): 33652762464

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 373, 746, 1119, 1492, 2238, 3357, 4476, 6714, 10071, 13428, 20142, 30213, 40284, 60426, 120852, 171761, 343522, 515283, 687044, 1030566, 1545849, 2061132, 3091698, 4637547, 6183396, 9275094, 13912641, 18550188, 27825282, 55650564, 64066853, 128133706, 192200559, 256267412, 384401118, 576601677, 768802236, 1153203354, 1729805031, 2306406708, 3459610062, 5189415093, 6919220124, 10378830186, 20757660372]

約数ペア:

[(1, 20757660372), (2, 10378830186), (3, 6919220124), (4, 5189415093), (6, 3459610062), (9, 2306406708), (12, 1729805031), (18, 1153203354), (27, 768802236), (36, 576601677), (54, 384401118), (81, 256267412), (108, 192200559), (162, 128133706), (324, 64066853), (373, 55650564), (746, 27825282), (1119, 18550188), (1492, 13912641), (2238, 9275094), (3357, 6183396), (4476, 4637547), (6714, 3091698), (10071, 2061132), (13428, 1545849), (20142, 1030566), (30213, 687044), (40284, 515283), (60426, 343522), (120852, 171761)]