40939218

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{98887}}^1$

素因数の和:98918

約数の個数: 24

約数和(自身を含む): 92559168

約数和(自身を除く): 51619950

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 98887, 197774, 296661, 593322, 889983, 1779966, 2274401, 4548802, 6823203, 13646406, 20469609, 40939218]

約数ペア:

[(1, 40939218), (2, 20469609), (3, 13646406), (6, 6823203), (9, 4548802), (18, 2274401), (23, 1779966), (46, 889983), (69, 593322), (138, 296661), (207, 197774), (414, 98887)]