20354122

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2789}}^1$

素因数の和:2921

約数の個数: 16

約数和(自身を含む): 31638600

約数和(自身を除く): 11284478

約数列:

[1, 2, 41, 82, 89, 178, 2789, 3649, 5578, 7298, 114349, 228698, 248221, 496442, 10177061, 20354122]

約数ペア:

[(1, 20354122), (2, 10177061), (41, 496442), (82, 248221), (89, 228698), (178, 114349), (2789, 7298), (3649, 5578)]