31505008

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{29389}}^1$

素因数の和:29464

約数の個数: 20

約数和(自身を含む): 61954120

約数和(自身を除く): 30449112

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 29389, 58778, 117556, 235112, 470224, 1969063, 3938126, 7876252, 15752504, 31505008]

約数ペア:

[(1, 31505008), (2, 15752504), (4, 7876252), (8, 3938126), (16, 1969063), (67, 470224), (134, 235112), (268, 117556), (536, 58778), (1072, 29389)]