18940338

素因数分解:

$2^1\times 3^3\times {\mathrm{350747}}^1$

素因数の和:350758

約数の個数: 16

約数和(自身を含む): 42089760

約数和(自身を除く): 23149422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 350747, 701494, 1052241, 2104482, 3156723, 6313446, 9470169, 18940338]

約数ペア:

[(1, 18940338), (2, 9470169), (3, 6313446), (6, 3156723), (9, 2104482), (18, 1052241), (27, 701494), (54, 350747)]