20199655478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9009659}}^1$

素因数の和:9009739

約数の個数: 16

約数和(自身を含む): 32434776000

約数和(自身を除く): 12235120522

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9009659, 18019318, 171183521, 342367042, 531569881, 1063139762, 10099827739, 20199655478]

約数ペア:

[(1, 20199655478), (2, 10099827739), (19, 1063139762), (38, 531569881), (59, 342367042), (118, 171183521), (1121, 18019318), (2242, 9009659)]