18938649

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6269}}^1$

素因数の和:6344

約数の個数: 16

約数和(自身を含む): 27086400

約数和(自身を除く): 8147751

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 6269, 18807, 119111, 332257, 357333, 996771, 6312883, 18938649]

約数ペア:

[(1, 18938649), (3, 6312883), (19, 996771), (53, 357333), (57, 332257), (159, 119111), (1007, 18807), (3021, 6269)]