18975686

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6961}}^1$

素因数の和:7039

約数の個数: 16

約数和(自身を含む): 30075840

約数和(自身を除く): 11100154

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 6961, 13922, 201869, 327167, 403738, 654334, 9487843, 18975686]

約数ペア:

[(1, 18975686), (2, 9487843), (29, 654334), (47, 403738), (58, 327167), (94, 201869), (1363, 13922), (2726, 6961)]