18108291

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3917}}^1$

素因数の和:4010

約数の個数: 16

約数和(自身を含む): 25576704

約数和(自身を除く): 7468413

約数列:

[1, 3, 23, 67, 69, 201, 1541, 3917, 4623, 11751, 90091, 262439, 270273, 787317, 6036097, 18108291]

約数ペア:

[(1, 18108291), (3, 6036097), (23, 787317), (67, 270273), (69, 262439), (201, 90091), (1541, 11751), (3917, 4623)]