20280388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12967}}^1$

素因数の和:13011

約数の個数: 24

約数和(自身を含む): 39215232

約数和(自身を除く): 18934844

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12967, 25934, 51868, 220439, 298241, 440878, 596482, 881756, 1192964, 5070097, 10140194, 20280388]

約数ペア:

[(1, 20280388), (2, 10140194), (4, 5070097), (17, 1192964), (23, 881756), (34, 596482), (46, 440878), (68, 298241), (92, 220439), (391, 51868), (782, 25934), (1564, 12967)]