20755656

素因数分解:

$2^3\times 3^3\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 58027200

約数和(自身を除く): 37271544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 307, 313, 614, 626, 921, 939, 1228, 1252, 1842, 1878, 2456, 2504, 2763, 2817, 3684, 3756, 5526, 5634, 7368, 7512, 8289, 8451, 11052, 11268, 16578, 16902, 22104, 22536, 33156, 33804, 66312, 67608, 96091, 192182, 288273, 384364, 576546, 768728, 864819, 1153092, 1729638, 2306184, 2594457, 3459276, 5188914, 6918552, 10377828, 20755656]

約数ペア:

[(1, 20755656), (2, 10377828), (3, 6918552), (4, 5188914), (6, 3459276), (8, 2594457), (9, 2306184), (12, 1729638), (18, 1153092), (24, 864819), (27, 768728), (36, 576546), (54, 384364), (72, 288273), (108, 192182), (216, 96091), (307, 67608), (313, 66312), (614, 33804), (626, 33156), (921, 22536), (939, 22104), (1228, 16902), (1252, 16578), (1842, 11268), (1878, 11052), (2456, 8451), (2504, 8289), (2763, 7512), (2817, 7368), (3684, 5634), (3756, 5526)]