18407774

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5197}}^1$

素因数の和:5240

約数の個数: 32

約数和(自身を含む): 35928576

約数和(自身を除く): 17520802

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5197, 10394, 36379, 57167, 72758, 114334, 119531, 239062, 400169, 800338, 836717, 1314841, 1673434, 2629682, 9203887, 18407774]

約数ペア:

[(1, 18407774), (2, 9203887), (7, 2629682), (11, 1673434), (14, 1314841), (22, 836717), (23, 800338), (46, 400169), (77, 239062), (154, 119531), (161, 114334), (253, 72758), (322, 57167), (506, 36379), (1771, 10394), (3542, 5197)]