9980476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2081}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 19237680

約数和(自身を除く): 9257204

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2081, 2398, 4162, 4796, 8324, 22891, 45782, 91564, 226829, 453658, 907316, 2495119, 4990238, 9980476]

約数ペア:

[(1, 9980476), (2, 4990238), (4, 2495119), (11, 907316), (22, 453658), (44, 226829), (109, 91564), (218, 45782), (436, 22891), (1199, 8324), (2081, 4796), (2398, 4162)]