19080392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{140297}}^1$

素因数の和:140320

約数の個数: 16

約数和(自身を含む): 37880460

約数和(自身を除く): 18800068

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 140297, 280594, 561188, 1122376, 2385049, 4770098, 9540196, 19080392]

約数ペア:

[(1, 19080392), (2, 9540196), (4, 4770098), (8, 2385049), (17, 1122376), (34, 561188), (68, 280594), (136, 140297)]