20343681872

素因数分解:

$2^4\times {\mathrm{8053}}^1\times {\mathrm{157889}}^1$

素因数の和:165950

約数の個数: 20

約数和(自身を含む): 39421027860

約数和(自身を除く): 19077345988

約数列:

[1, 2, 4, 8, 16, 8053, 16106, 32212, 64424, 128848, 157889, 315778, 631556, 1263112, 2526224, 1271480117, 2542960234, 5085920468, 10171840936, 20343681872]

約数ペア:

[(1, 20343681872), (2, 10171840936), (4, 5085920468), (8, 2542960234), (16, 1271480117), (8053, 2526224), (16106, 1263112), (32212, 631556), (64424, 315778), (128848, 157889)]