20915342

素因数分解:

$2^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2267}}^1$

素因数の和:2935

約数の個数: 16

約数和(自身を含む): 35925120

約数和(自身を除く): 15009778

約数列:

[1, 2, 7, 14, 659, 1318, 2267, 4534, 4613, 9226, 15869, 31738, 1493953, 2987906, 10457671, 20915342]

約数ペア:

[(1, 20915342), (2, 10457671), (7, 2987906), (14, 1493953), (659, 31738), (1318, 15869), (2267, 9226), (4534, 4613)]