201993102005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{12290423}}^1$

素因数の和:12290620

約数の個数: 16

約数和(自身を含む): 256624053120

約数和(自身を除く): 54630951115

約数列:

[1, 5, 19, 95, 173, 865, 3287, 16435, 12290423, 61452115, 233518037, 1167590185, 2126243179, 10631215895, 40398620401, 201993102005]

約数ペア:

[(1, 201993102005), (5, 40398620401), (19, 10631215895), (95, 2126243179), (173, 1167590185), (865, 233518037), (3287, 61452115), (16435, 12290423)]