20267451

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 31253040

約数和(自身を除く): 10985589

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 953, 1251, 2363, 2859, 7089, 8577, 16201, 21267, 48603, 132467, 145809, 397401, 1192203, 2251939, 6755817, 20267451]

約数ペア:

[(1, 20267451), (3, 6755817), (9, 2251939), (17, 1192203), (51, 397401), (139, 145809), (153, 132467), (417, 48603), (953, 21267), (1251, 16201), (2363, 8577), (2859, 7089)]