20177982710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106199909}}^1$

素因数の和:106199935

約数の個数: 16

約数和(自身を含む): 38231967600

約数和(自身を除く): 18053984890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 106199909, 212399818, 530999545, 1061999090, 2017798271, 4035596542, 10088991355, 20177982710]

約数ペア:

[(1, 20177982710), (2, 10088991355), (5, 4035596542), (10, 2017798271), (19, 1061999090), (38, 530999545), (95, 212399818), (190, 106199909)]