20165372930

素因数分解:

$2^1\times 5^1\times {\mathrm{8147}}^1\times {\mathrm{247519}}^1$

素因数の和:255673

約数の個数: 16

約数和(自身を含む): 36302273280

約数和(自身を除く): 16136900350

約数列:

[1, 2, 5, 10, 8147, 16294, 40735, 81470, 247519, 495038, 1237595, 2475190, 2016537293, 4033074586, 10082686465, 20165372930]

約数ペア:

[(1, 20165372930), (2, 10082686465), (5, 4033074586), (10, 2016537293), (8147, 2475190), (16294, 1237595), (40735, 495038), (81470, 247519)]