164540156

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{339959}}^1$

素因数の和:339985

約数の個数: 18

約数和(自身を含む): 316502760

約数和(自身を除く): 151962604

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 339959, 679918, 1359836, 3739549, 7479098, 14958196, 41135039, 82270078, 164540156]

約数ペア:

[(1, 164540156), (2, 82270078), (4, 41135039), (11, 14958196), (22, 7479098), (44, 3739549), (121, 1359836), (242, 679918), (484, 339959)]