20946130

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{39521}}^1$

素因数の和:39581

約数の個数: 16

約数和(自身を含む): 38415384

約数和(自身を除く): 17469254

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 39521, 79042, 197605, 395210, 2094613, 4189226, 10473065, 20946130]

約数ペア:

[(1, 20946130), (2, 10473065), (5, 4189226), (10, 2094613), (53, 395210), (106, 197605), (265, 79042), (530, 39521)]