20179168

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{13417}}^1$

素因数の和:13474

約数の個数: 24

約数和(自身を含む): 40576032

約数和(自身を除く): 20396864

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 13417, 26834, 53668, 107336, 214672, 429344, 630599, 1261198, 2522396, 5044792, 10089584, 20179168]

約数ペア:

[(1, 20179168), (2, 10089584), (4, 5044792), (8, 2522396), (16, 1261198), (32, 630599), (47, 429344), (94, 214672), (188, 107336), (376, 53668), (752, 26834), (1504, 13417)]