81584708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4729}}^1$

素因数の和:4979

約数の個数: 24

約数和(自身を含む): 150981600

約数和(自身を除く): 69396892

約数列:

[1, 2, 4, 19, 38, 76, 227, 454, 908, 4313, 4729, 8626, 9458, 17252, 18916, 89851, 179702, 359404, 1073483, 2146966, 4293932, 20396177, 40792354, 81584708]

約数ペア:

[(1, 81584708), (2, 40792354), (4, 20396177), (19, 4293932), (38, 2146966), (76, 1073483), (227, 359404), (454, 179702), (908, 89851), (4313, 18916), (4729, 17252), (8626, 9458)]