20872343289

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6582259}}^1$

素因数の和:6582420

約数の個数: 16

約数和(自身を含む): 32016112640

約数和(自身を除く): 11143769351

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6582259, 19746777, 46075813, 138227439, 993921109, 2981763327, 6957447763, 20872343289]

約数ペア:

[(1, 20872343289), (3, 6957447763), (7, 2981763327), (21, 993921109), (151, 138227439), (453, 46075813), (1057, 19746777), (3171, 6582259)]