18136521

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 29205120

約数和(自身を除く): 11068599

約数列:

[1, 3, 9, 13, 27, 39, 117, 163, 317, 351, 489, 951, 1467, 2119, 2853, 4121, 4401, 6357, 8559, 12363, 19071, 37089, 51671, 57213, 111267, 155013, 465039, 671723, 1395117, 2015169, 6045507, 18136521]

約数ペア:

[(1, 18136521), (3, 6045507), (9, 2015169), (13, 1395117), (27, 671723), (39, 465039), (117, 155013), (163, 111267), (317, 57213), (351, 51671), (489, 37089), (951, 19071), (1467, 12363), (2119, 8559), (2853, 6357), (4121, 4401)]