28193638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{29803}}^1$

素因数の和:29859

約数の個数: 16

約数和(自身を含む): 47209536

約数和(自身を除く): 19015898

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 29803, 59606, 327833, 655666, 1281529, 2563058, 14096819, 28193638]

約数ペア:

[(1, 28193638), (2, 14096819), (11, 2563058), (22, 1281529), (43, 655666), (86, 327833), (473, 59606), (946, 29803)]