20215751906

素因数分解:

$2^1\times 7^1\times {\mathrm{3413}}^1\times {\mathrm{423083}}^1$

素因数の和:426505

約数の個数: 16

約数和(自身を含む): 34665810624

約数和(自身を除く): 14450058718

約数列:

[1, 2, 7, 14, 3413, 6826, 23891, 47782, 423083, 846166, 2961581, 5923162, 1443982279, 2887964558, 10107875953, 20215751906]

約数ペア:

[(1, 20215751906), (2, 10107875953), (7, 2887964558), (14, 1443982279), (3413, 5923162), (6826, 2961581), (23891, 846166), (47782, 423083)]