20634710

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8221}}^1$

素因数の和:8479

約数の個数: 16

約数和(自身を含む): 37294992

約数和(自身を除く): 16660282

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 8221, 16442, 41105, 82210, 2063471, 4126942, 10317355, 20634710]

約数ペア:

[(1, 20634710), (2, 10317355), (5, 4126942), (10, 2063471), (251, 82210), (502, 41105), (1255, 16442), (2510, 8221)]