18388994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5399}}^1$

素因数の和:5545

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 11548606

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 5399, 10798, 70187, 140374, 707269, 1414538, 9194497, 18388994]

約数ペア:

[(1, 18388994), (2, 9194497), (13, 1414538), (26, 707269), (131, 140374), (262, 70187), (1703, 10798), (3406, 5399)]