20012624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65831}}^1$

素因数の和:65858

約数の個数: 20

約数和(自身を含む): 40815840

約数和(自身を除く): 20803216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65831, 131662, 263324, 526648, 1053296, 1250789, 2501578, 5003156, 10006312, 20012624]

約数ペア:

[(1, 20012624), (2, 10006312), (4, 5003156), (8, 2501578), (16, 1250789), (19, 1053296), (38, 526648), (76, 263324), (152, 131662), (304, 65831)]