19998186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3089}}^1$

素因数の和:3190

約数の個数: 32

約数和(自身を含む): 43606080

約数和(自身を除く): 23607894

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 166, 249, 498, 1079, 2158, 3089, 3237, 6178, 6474, 9267, 18534, 40157, 80314, 120471, 240942, 256387, 512774, 769161, 1538322, 3333031, 6666062, 9999093, 19998186]

約数ペア:

[(1, 19998186), (2, 9999093), (3, 6666062), (6, 3333031), (13, 1538322), (26, 769161), (39, 512774), (78, 256387), (83, 240942), (166, 120471), (249, 80314), (498, 40157), (1079, 18534), (2158, 9267), (3089, 6474), (3237, 6178)]