20115368

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27631}}^1$

素因数の和:27657

約数の個数: 32

約数和(自身を含む): 46421760

約数和(自身を除く): 26306392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27631, 55262, 110524, 193417, 221048, 359203, 386834, 718406, 773668, 1436812, 1547336, 2514421, 2873624, 5028842, 10057684, 20115368]

約数ペア:

[(1, 20115368), (2, 10057684), (4, 5028842), (7, 2873624), (8, 2514421), (13, 1547336), (14, 1436812), (26, 773668), (28, 718406), (52, 386834), (56, 359203), (91, 221048), (104, 193417), (182, 110524), (364, 55262), (728, 27631)]