20882386

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 36408960

約数和(自身を除く): 15526574

約数列:

[1, 2, 7, 14, 79, 158, 239, 478, 553, 1106, 1673, 3346, 6241, 12482, 18881, 37762, 43687, 87374, 132167, 264334, 1491599, 2983198, 10441193, 20882386]

約数ペア:

[(1, 20882386), (2, 10441193), (7, 2983198), (14, 1491599), (79, 264334), (158, 132167), (239, 87374), (478, 43687), (553, 37762), (1106, 18881), (1673, 12482), (3346, 6241)]