20806516

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{433}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 37513224

約数和(自身を除く): 16706708

約数列:

[1, 2, 4, 41, 82, 164, 293, 433, 586, 866, 1172, 1732, 12013, 17753, 24026, 35506, 48052, 71012, 126869, 253738, 507476, 5201629, 10403258, 20806516]

約数ペア:

[(1, 20806516), (2, 10403258), (4, 5201629), (41, 507476), (82, 253738), (164, 126869), (293, 71012), (433, 48052), (586, 35506), (866, 24026), (1172, 17753), (1732, 12013)]