18135556

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 33264000

約数和(自身を除く): 15128444

約数列:

[1, 2, 4, 29, 58, 79, 116, 158, 316, 1979, 2291, 3958, 4582, 7916, 9164, 57391, 114782, 156341, 229564, 312682, 625364, 4533889, 9067778, 18135556]

約数ペア:

[(1, 18135556), (2, 9067778), (4, 4533889), (29, 625364), (58, 312682), (79, 229564), (116, 156341), (158, 114782), (316, 57391), (1979, 9164), (2291, 7916), (3958, 4582)]