19920784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95773}}^1$

素因数の和:95794

約数の個数: 20

約数和(自身を含む): 41565916

約数和(自身を除く): 21645132

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95773, 191546, 383092, 766184, 1245049, 1532368, 2490098, 4980196, 9960392, 19920784]

約数ペア:

[(1, 19920784), (2, 9960392), (4, 4980196), (8, 2490098), (13, 1532368), (16, 1245049), (26, 766184), (52, 383092), (104, 191546), (208, 95773)]