31171438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 52907040

約数和(自身を除く): 21735602

約数列:

[1, 2, 17, 19, 34, 38, 73, 146, 323, 646, 661, 1241, 1322, 1387, 2482, 2774, 11237, 12559, 22474, 23579, 25118, 47158, 48253, 96506, 213503, 427006, 820301, 916807, 1640602, 1833614, 15585719, 31171438]

約数ペア:

[(1, 31171438), (2, 15585719), (17, 1833614), (19, 1640602), (34, 916807), (38, 820301), (73, 427006), (146, 213503), (323, 96506), (646, 48253), (661, 47158), (1241, 25118), (1322, 23579), (1387, 22474), (2482, 12559), (2774, 11237)]