19680595198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2039}}^1\times {\mathrm{4523}}^1$

素因数の和:6672

約数の個数: 32

約数和(自身を含む): 32559770880

約数和(自身を除く): 12879175682

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2039, 2134, 4078, 4523, 9046, 22429, 44858, 49753, 99506, 197783, 395566, 438731, 877462, 2175613, 4351226, 4826041, 9222397, 9652082, 18444794, 101446367, 202892734, 894572509, 1789145018, 9840297599, 19680595198]

約数ペア:

[(1, 19680595198), (2, 9840297599), (11, 1789145018), (22, 894572509), (97, 202892734), (194, 101446367), (1067, 18444794), (2039, 9652082), (2134, 9222397), (4078, 4826041), (4523, 4351226), (9046, 2175613), (22429, 877462), (44858, 438731), (49753, 395566), (99506, 197783)]