20349621866

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30926477}}^1$

素因数の和:30926533

約数の個数: 16

約数和(自身を含む): 35627302656

約数和(自身を除く): 15277680790

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 30926477, 61852954, 216485339, 432970678, 1453544419, 2907088838, 10174810933, 20349621866]

約数ペア:

[(1, 20349621866), (2, 10174810933), (7, 2907088838), (14, 1453544419), (47, 432970678), (94, 216485339), (329, 61852954), (658, 30926477)]