28756838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1319}}^1$

素因数の和:2323

約数の個数: 16

約数和(自身を含む): 47139840

約数和(自身を除く): 18383002

約数列:

[1, 2, 11, 22, 991, 1319, 1982, 2638, 10901, 14509, 21802, 29018, 1307129, 2614258, 14378419, 28756838]

約数ペア:

[(1, 28756838), (2, 14378419), (11, 2614258), (22, 1307129), (991, 29018), (1319, 21802), (1982, 14509), (2638, 10901)]