20876640904

素因数分解:

$2^3\times 7^2\times {\mathrm{593}}^1\times {\mathrm{89809}}^1$

素因数の和:90422

約数の個数: 48

約数和(自身を含む): 45611804700

約数和(自身を除く): 24735163796

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 593, 1186, 2372, 4151, 4744, 8302, 16604, 29057, 33208, 58114, 89809, 116228, 179618, 232456, 359236, 628663, 718472, 1257326, 2514652, 4400641, 5029304, 8801282, 17602564, 35205128, 53256737, 106513474, 213026948, 372797159, 426053896, 745594318, 1491188636, 2609580113, 2982377272, 5219160226, 10438320452, 20876640904]

約数ペア:

[(1, 20876640904), (2, 10438320452), (4, 5219160226), (7, 2982377272), (8, 2609580113), (14, 1491188636), (28, 745594318), (49, 426053896), (56, 372797159), (98, 213026948), (196, 106513474), (392, 53256737), (593, 35205128), (1186, 17602564), (2372, 8801282), (4151, 5029304), (4744, 4400641), (8302, 2514652), (16604, 1257326), (29057, 718472), (33208, 628663), (58114, 359236), (89809, 232456), (116228, 179618)]