18127947

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1682

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 6870453

約数列:

[1, 3, 47, 83, 141, 249, 1549, 3901, 4647, 11703, 72803, 128567, 218409, 385701, 6042649, 18127947]

約数ペア:

[(1, 18127947), (3, 6042649), (47, 385701), (83, 218409), (141, 128567), (249, 72803), (1549, 11703), (3901, 4647)]