20199071108

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{39761951}}^1$

素因数の和:39762082

約数の個数: 12

約数和(自身を含む): 35626708992

約数和(自身を除く): 15427637884

約数列:

[1, 2, 4, 127, 254, 508, 39761951, 79523902, 159047804, 5049767777, 10099535554, 20199071108]

約数ペア:

[(1, 20199071108), (2, 10099535554), (4, 5049767777), (127, 159047804), (254, 79523902), (508, 39761951)]