19913504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47869}}^1$

素因数の和:47892

約数の個数: 24

約数和(自身を含む): 42221340

約数和(自身を除く): 22307836

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47869, 95738, 191476, 382952, 622297, 765904, 1244594, 1531808, 2489188, 4978376, 9956752, 19913504]

約数ペア:

[(1, 19913504), (2, 9956752), (4, 4978376), (8, 2489188), (13, 1531808), (16, 1244594), (26, 765904), (32, 622297), (52, 382952), (104, 191476), (208, 95738), (416, 47869)]