989702032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181397}}^1$

素因数の和:181447

約数の個数: 40

約数和(自身を含む): 2159361792

約数和(自身を除く): 1169659760

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 181397, 362794, 725588, 1451176, 1995367, 2902352, 3990734, 5623307, 7981468, 11246614, 15962936, 22493228, 31925872, 44986456, 61856377, 89972912, 123712754, 247425508, 494851016, 989702032]

約数ペア:

[(1, 989702032), (2, 494851016), (4, 247425508), (8, 123712754), (11, 89972912), (16, 61856377), (22, 44986456), (31, 31925872), (44, 22493228), (62, 15962936), (88, 11246614), (124, 7981468), (176, 5623307), (248, 3990734), (341, 2902352), (496, 1995367), (682, 1451176), (1364, 725588), (2728, 362794), (5456, 181397)]