20803772014

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{289319}}^1$

素因数の和:289707

約数の個数: 16

約数和(自身を含む): 31541666400

約数和(自身を除く): 10737894386

約数列:

[1, 2, 157, 229, 314, 458, 35953, 71906, 289319, 578638, 45423083, 66254051, 90846166, 132508102, 10401886007, 20803772014]

約数ペア:

[(1, 20803772014), (2, 10401886007), (157, 132508102), (229, 90846166), (314, 66254051), (458, 45423083), (35953, 578638), (71906, 289319)]