20976686

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{911}}^1$

素因数の和:1339

約数の個数: 16

約数和(自身を含む): 32667840

約数和(自身を除く): 11691154

約数列:

[1, 2, 29, 58, 397, 794, 911, 1822, 11513, 23026, 26419, 52838, 361667, 723334, 10488343, 20976686]

約数ペア:

[(1, 20976686), (2, 10488343), (29, 723334), (58, 361667), (397, 52838), (794, 26419), (911, 23026), (1822, 11513)]