17970642

素因数分解:

$2^1\times 3^2\times {\mathrm{409}}^1\times {\mathrm{2441}}^1$

素因数の和:2858

約数の個数: 24

約数和(自身を含む): 39047580

約数和(自身を除く): 21076938

約数列:

[1, 2, 3, 6, 9, 18, 409, 818, 1227, 2441, 2454, 3681, 4882, 7323, 7362, 14646, 21969, 43938, 998369, 1996738, 2995107, 5990214, 8985321, 17970642]

約数ペア:

[(1, 17970642), (2, 8985321), (3, 5990214), (6, 2995107), (9, 1996738), (18, 998369), (409, 43938), (818, 21969), (1227, 14646), (2441, 7362), (2454, 7323), (3681, 4882)]