19301584

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{25667}}^1$

素因数の和:25722

約数の個数: 20

約数和(自身を含む): 38193984

約数和(自身を除く): 18892400

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 25667, 51334, 102668, 205336, 410672, 1206349, 2412698, 4825396, 9650792, 19301584]

約数ペア:

[(1, 19301584), (2, 9650792), (4, 4825396), (8, 2412698), (16, 1206349), (47, 410672), (94, 205336), (188, 102668), (376, 51334), (752, 25667)]