20169837584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1\times {\mathrm{3167}}^1$

素因数の和:3712

約数の個数: 80

約数和(自身を含む): 42820259328

約数和(自身を除く): 22650421744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 457, 536, 871, 914, 1072, 1742, 1828, 3167, 3484, 3656, 5941, 6334, 6968, 7312, 11882, 12668, 13936, 23764, 25336, 30619, 41171, 47528, 50672, 61238, 82342, 95056, 122476, 164684, 212189, 244952, 329368, 398047, 424378, 489904, 658736, 796094, 848756, 1447319, 1592188, 1697512, 2758457, 2894638, 3184376, 3395024, 5516914, 5789276, 6368752, 11033828, 11578552, 18815147, 22067656, 23157104, 37630294, 44135312, 75260588, 96970373, 150521176, 193940746, 301042352, 387881492, 775762984, 1260614849, 1551525968, 2521229698, 5042459396, 10084918792, 20169837584]

約数ペア:

[(1, 20169837584), (2, 10084918792), (4, 5042459396), (8, 2521229698), (13, 1551525968), (16, 1260614849), (26, 775762984), (52, 387881492), (67, 301042352), (104, 193940746), (134, 150521176), (208, 96970373), (268, 75260588), (457, 44135312), (536, 37630294), (871, 23157104), (914, 22067656), (1072, 18815147), (1742, 11578552), (1828, 11033828), (3167, 6368752), (3484, 5789276), (3656, 5516914), (5941, 3395024), (6334, 3184376), (6968, 2894638), (7312, 2758457), (11882, 1697512), (12668, 1592188), (13936, 1447319), (23764, 848756), (25336, 796094), (30619, 658736), (41171, 489904), (47528, 424378), (50672, 398047), (61238, 329368), (82342, 244952), (95056, 212189), (122476, 164684)]