20474239

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 22356000

約数和(自身を除く): 1881761

約数列:

[1, 17, 59, 137, 149, 1003, 2329, 2533, 8083, 8791, 20413, 137411, 149447, 347021, 1204367, 20474239]

約数ペア:

[(1, 20474239), (17, 1204367), (59, 347021), (137, 149447), (149, 137411), (1003, 20413), (2329, 8791), (2533, 8083)]