20967499

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 24754176

約数和(自身を除く): 3786677

約数列:

[1, 7, 47, 101, 329, 631, 707, 4417, 4747, 29657, 33229, 63731, 207599, 446117, 2995357, 20967499]

約数ペア:

[(1, 20967499), (7, 2995357), (47, 446117), (101, 207599), (329, 63731), (631, 33229), (707, 29657), (4417, 4747)]