20906574

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14107}}^1$

素因数の和:14144

約数の個数: 32

約数和(自身を含む): 47402880

約数和(自身を除く): 26496306

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 14107, 28214, 42321, 84642, 183391, 268033, 366782, 536066, 550173, 804099, 1100346, 1608198, 3484429, 6968858, 10453287, 20906574]

約数ペア:

[(1, 20906574), (2, 10453287), (3, 6968858), (6, 3484429), (13, 1608198), (19, 1100346), (26, 804099), (38, 550173), (39, 536066), (57, 366782), (78, 268033), (114, 183391), (247, 84642), (494, 42321), (741, 28214), (1482, 14107)]