20210820182

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{36061}}^1$

素因数の和:36146

約数の個数: 64

約数和(自身を含む): 38081472000

約数和(自身を除く): 17870651818

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 343, 602, 686, 817, 931, 1634, 1862, 2107, 4214, 5719, 6517, 11438, 13034, 14749, 29498, 36061, 40033, 72122, 80066, 252427, 280231, 504854, 560462, 685159, 1370318, 1550623, 1766989, 3101246, 3533978, 4796113, 9592226, 10854361, 12368923, 21708722, 24737846, 29461837, 33572791, 58923674, 67145582, 75980527, 151961054, 206232859, 235009537, 412465718, 470019074, 531863689, 1063727378, 1443630013, 2887260026, 10105410091, 20210820182]

約数ペア:

[(1, 20210820182), (2, 10105410091), (7, 2887260026), (14, 1443630013), (19, 1063727378), (38, 531863689), (43, 470019074), (49, 412465718), (86, 235009537), (98, 206232859), (133, 151961054), (266, 75980527), (301, 67145582), (343, 58923674), (602, 33572791), (686, 29461837), (817, 24737846), (931, 21708722), (1634, 12368923), (1862, 10854361), (2107, 9592226), (4214, 4796113), (5719, 3533978), (6517, 3101246), (11438, 1766989), (13034, 1550623), (14749, 1370318), (29498, 685159), (36061, 560462), (40033, 504854), (72122, 280231), (80066, 252427)]