20739081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8609}}^1$

素因数の和:8696

約数の個数: 16

約数和(自身を含む): 30582720

約数和(自身を除く): 9843639

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 8609, 25827, 94699, 284097, 628457, 1885371, 6913027, 20739081]

約数ペア:

[(1, 20739081), (3, 6913027), (11, 1885371), (33, 628457), (73, 284097), (219, 94699), (803, 25827), (2409, 8609)]