20193701912

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{941}}^1\times {\mathrm{40037}}^1$

素因数の和:41051

約数の個数: 32

約数和(自身を含む): 38470111920

約数和(自身を除く): 18276410008

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 941, 1882, 3764, 7528, 40037, 63047, 80074, 126094, 160148, 252188, 320296, 504376, 2682479, 5364958, 10729916, 21459832, 37674817, 75349634, 150699268, 301398536, 2524212739, 5048425478, 10096850956, 20193701912]

約数ペア:

[(1, 20193701912), (2, 10096850956), (4, 5048425478), (8, 2524212739), (67, 301398536), (134, 150699268), (268, 75349634), (536, 37674817), (941, 21459832), (1882, 10729916), (3764, 5364958), (7528, 2682479), (40037, 504376), (63047, 320296), (80074, 252188), (126094, 160148)]