18972202

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{1321}}^1$

素因数の和:1533

約数の個数: 16

約数和(自身を含む): 29316672

約数和(自身を除く): 10344470

約数列:

[1, 2, 43, 86, 167, 334, 1321, 2642, 7181, 14362, 56803, 113606, 220607, 441214, 9486101, 18972202]

約数ペア:

[(1, 18972202), (2, 9486101), (43, 441214), (86, 220607), (167, 113606), (334, 56803), (1321, 14362), (2642, 7181)]