16922420

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3371}}^1$

素因数の和:3631

約数の個数: 24

約数和(自身を含む): 35689248

約数和(自身を除く): 18766828

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 3371, 5020, 6742, 13484, 16855, 33710, 67420, 846121, 1692242, 3384484, 4230605, 8461210, 16922420]

約数ペア:

[(1, 16922420), (2, 8461210), (4, 4230605), (5, 3384484), (10, 1692242), (20, 846121), (251, 67420), (502, 33710), (1004, 16855), (1255, 13484), (2510, 6742), (3371, 5020)]