18715672

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{80671}}^1$

素因数の和:80706

約数の個数: 16

約数和(自身を含む): 36302400

約数和(自身を除く): 17586728

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 80671, 161342, 322684, 645368, 2339459, 4678918, 9357836, 18715672]

約数ペア:

[(1, 18715672), (2, 9357836), (4, 4678918), (8, 2339459), (29, 645368), (58, 322684), (116, 161342), (232, 80671)]