9987016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 20374200

約数和(自身を除く): 10387184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 881, 1417, 1762, 2834, 3524, 5668, 7048, 11336, 11453, 22906, 45812, 91624, 96029, 192058, 384116, 768232, 1248377, 2496754, 4993508, 9987016]

約数ペア:

[(1, 9987016), (2, 4993508), (4, 2496754), (8, 1248377), (13, 768232), (26, 384116), (52, 192058), (104, 96029), (109, 91624), (218, 45812), (436, 22906), (872, 11453), (881, 11336), (1417, 7048), (1762, 5668), (2834, 3524)]