20301386

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10903}}^1$

素因数の和:10938

約数の個数: 24

約数和(自身を含む): 37291680

約数和(自身を除く): 16990294

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10903, 21806, 76321, 152642, 207157, 414314, 534247, 1068494, 1450099, 2900198, 10150693, 20301386]

約数ペア:

[(1, 20301386), (2, 10150693), (7, 2900198), (14, 1450099), (19, 1068494), (38, 534247), (49, 414314), (98, 207157), (133, 152642), (266, 76321), (931, 21806), (1862, 10903)]