17640496

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{26891}}^1$

素因数の和:26940

約数の個数: 20

約数和(自身を含む): 35013384

約数和(自身を除く): 17372888

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 26891, 53782, 107564, 215128, 430256, 1102531, 2205062, 4410124, 8820248, 17640496]

約数ペア:

[(1, 17640496), (2, 8820248), (4, 4410124), (8, 2205062), (16, 1102531), (41, 430256), (82, 215128), (164, 107564), (328, 53782), (656, 26891)]