20137199945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4479911}}^1$

素因数の和:4479976

約数の個数: 16

約数和(自身を含む): 25804293120

約数和(自身を除く): 5667093175

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 4479911, 22399555, 129917419, 138877241, 649587095, 694386205, 4027439989, 20137199945]

約数ペア:

[(1, 20137199945), (5, 4027439989), (29, 694386205), (31, 649587095), (145, 138877241), (155, 129917419), (899, 22399555), (4495, 4479911)]