20770682

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8171}}^1$

素因数の和:8245

約数の個数: 16

約数和(自身を含む): 32949504

約数和(自身を除く): 12178822

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 8171, 16342, 253301, 335011, 506602, 670022, 10385341, 20770682]

約数ペア:

[(1, 20770682), (2, 10385341), (31, 670022), (41, 506602), (62, 335011), (82, 253301), (1271, 16342), (2542, 8171)]