20165681806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1973}}^1\times {\mathrm{268969}}^1$

素因数の和:270963

約数の個数: 16

約数和(自身を含む): 31856806800

約数和(自身を除く): 11691124994

約数列:

[1, 2, 19, 38, 1973, 3946, 37487, 74974, 268969, 537938, 5110411, 10220822, 530675837, 1061351674, 10082840903, 20165681806]

約数ペア:

[(1, 20165681806), (2, 10082840903), (19, 1061351674), (38, 530675837), (1973, 10220822), (3946, 5110411), (37487, 537938), (74974, 268969)]