20115913244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1\times {\mathrm{14869}}^1$

素因数の和:17442

約数の個数: 48

約数和(自身を含む): 42368793600

約数和(自身を除く): 22252880356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 2543, 5086, 10172, 14869, 17801, 29738, 35602, 48317, 59476, 71204, 96634, 104083, 193268, 208166, 282511, 338219, 416332, 565022, 676438, 1130044, 1352876, 1977577, 3955154, 7910308, 37811867, 75623734, 151247468, 264683069, 529366138, 718425473, 1058732276, 1436850946, 2873701892, 5028978311, 10057956622, 20115913244]

約数ペア:

[(1, 20115913244), (2, 10057956622), (4, 5028978311), (7, 2873701892), (14, 1436850946), (19, 1058732276), (28, 718425473), (38, 529366138), (76, 264683069), (133, 151247468), (266, 75623734), (532, 37811867), (2543, 7910308), (5086, 3955154), (10172, 1977577), (14869, 1352876), (17801, 1130044), (29738, 676438), (35602, 565022), (48317, 416332), (59476, 338219), (71204, 282511), (96634, 208166), (104083, 193268)]