20431328

素因数分解:

$2^5\times {\mathrm{761}}^1\times {\mathrm{839}}^1$

素因数の和:1610

約数の個数: 24

約数和(自身を含む): 40325040

約数和(自身を除く): 19893712

約数列:

[1, 2, 4, 8, 16, 32, 761, 839, 1522, 1678, 3044, 3356, 6088, 6712, 12176, 13424, 24352, 26848, 638479, 1276958, 2553916, 5107832, 10215664, 20431328]

約数ペア:

[(1, 20431328), (2, 10215664), (4, 5107832), (8, 2553916), (16, 1276958), (32, 638479), (761, 26848), (839, 24352), (1522, 13424), (1678, 12176), (3044, 6712), (3356, 6088)]