64142018

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1\times {\mathrm{619}}^1$

素因数の和:1081

約数の個数: 16

約数和(自身を含む): 97225920

約数和(自身を除く): 33083902

約数列:

[1, 2, 197, 263, 394, 526, 619, 1238, 51811, 103622, 121943, 162797, 243886, 325594, 32071009, 64142018]

約数ペア:

[(1, 64142018), (2, 32071009), (197, 325594), (263, 243886), (394, 162797), (526, 121943), (619, 103622), (1238, 51811)]