19665602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5167}}^1$

素因数の和:5353

約数の個数: 16

約数和(自身を含む): 32372352

約数和(自身を除く): 12706750

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5167, 10334, 56837, 113674, 893891, 1787782, 9832801, 19665602]

約数ペア:

[(1, 19665602), (2, 9832801), (11, 1787782), (22, 893891), (173, 113674), (346, 56837), (1903, 10334), (3806, 5167)]