20267172

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 34769628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 719, 783, 972, 1044, 1438, 1566, 2157, 2349, 2876, 3132, 4314, 4698, 6471, 7047, 8628, 9396, 12942, 14094, 19413, 20851, 25884, 28188, 38826, 41702, 58239, 62553, 77652, 83404, 116478, 125106, 174717, 187659, 232956, 250212, 349434, 375318, 562977, 698868, 750636, 1125954, 1688931, 2251908, 3377862, 5066793, 6755724, 10133586, 20267172]

約数ペア:

[(1, 20267172), (2, 10133586), (3, 6755724), (4, 5066793), (6, 3377862), (9, 2251908), (12, 1688931), (18, 1125954), (27, 750636), (29, 698868), (36, 562977), (54, 375318), (58, 349434), (81, 250212), (87, 232956), (108, 187659), (116, 174717), (162, 125106), (174, 116478), (243, 83404), (261, 77652), (324, 62553), (348, 58239), (486, 41702), (522, 38826), (719, 28188), (783, 25884), (972, 20851), (1044, 19413), (1438, 14094), (1566, 12942), (2157, 9396), (2349, 8628), (2876, 7047), (3132, 6471), (4314, 4698)]