20242577187

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{85889}}^1$

素因数の和:85977

約数の個数: 64

約数和(自身を含む): 36279936000

約数和(自身を除く): 16037358813

約数列:

[1, 3, 7, 9, 21, 27, 29, 43, 63, 87, 129, 189, 203, 261, 301, 387, 609, 783, 903, 1161, 1247, 1827, 2709, 3741, 5481, 8127, 8729, 11223, 26187, 33669, 78561, 85889, 235683, 257667, 601223, 773001, 1803669, 2319003, 2490781, 3693227, 5411007, 7472343, 11079681, 16233021, 17435467, 22417029, 25852589, 33239043, 52306401, 67251087, 77557767, 99717129, 107103583, 156919203, 232673301, 321310749, 470757609, 698019903, 749725081, 963932247, 2249175243, 2891796741, 6747525729, 20242577187]

約数ペア:

[(1, 20242577187), (3, 6747525729), (7, 2891796741), (9, 2249175243), (21, 963932247), (27, 749725081), (29, 698019903), (43, 470757609), (63, 321310749), (87, 232673301), (129, 156919203), (189, 107103583), (203, 99717129), (261, 77557767), (301, 67251087), (387, 52306401), (609, 33239043), (783, 25852589), (903, 22417029), (1161, 17435467), (1247, 16233021), (1827, 11079681), (2709, 7472343), (3741, 5411007), (5481, 3693227), (8127, 2490781), (8729, 2319003), (11223, 1803669), (26187, 773001), (33669, 601223), (78561, 257667), (85889, 235683)]