20968218

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40169}}^1$

素因数の和:40206

約数の個数: 24

約数和(自身を含む): 46998900

約数和(自身を除く): 26030682

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40169, 80338, 120507, 241014, 361521, 723042, 1164901, 2329802, 3494703, 6989406, 10484109, 20968218]

約数ペア:

[(1, 20968218), (2, 10484109), (3, 6989406), (6, 3494703), (9, 2329802), (18, 1164901), (29, 723042), (58, 361521), (87, 241014), (174, 120507), (261, 80338), (522, 40169)]