20146842485

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1\times {\mathrm{653}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 30473846784

約数和(自身を除く): 10327004299

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 385, 631, 635, 653, 889, 1397, 3155, 3265, 4417, 4445, 4571, 6941, 6985, 7183, 9779, 22085, 22855, 34705, 35915, 48587, 48895, 50281, 80137, 82931, 242935, 251405, 400685, 412043, 414655, 560959, 580517, 881507, 912241, 2060215, 2804795, 2884301, 2902585, 4407535, 4532473, 4561205, 6170549, 6385687, 14421505, 22662365, 30852745, 31727311, 31928435, 52329461, 158636555, 261647305, 366306227, 575624071, 1831531135, 2878120355, 4029368497, 20146842485]

約数ペア:

[(1, 20146842485), (5, 4029368497), (7, 2878120355), (11, 1831531135), (35, 575624071), (55, 366306227), (77, 261647305), (127, 158636555), (385, 52329461), (631, 31928435), (635, 31727311), (653, 30852745), (889, 22662365), (1397, 14421505), (3155, 6385687), (3265, 6170549), (4417, 4561205), (4445, 4532473), (4571, 4407535), (6941, 2902585), (6985, 2884301), (7183, 2804795), (9779, 2060215), (22085, 912241), (22855, 881507), (34705, 580517), (35915, 560959), (48587, 414655), (48895, 412043), (50281, 400685), (80137, 251405), (82931, 242935)]