76978196

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{53309}}^1$

素因数の和:53351

約数の個数: 18

約数和(自身を含む): 142177770

約数和(自身を除く): 65199574

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 53309, 106618, 213236, 1012871, 2025742, 4051484, 19244549, 38489098, 76978196]

約数ペア:

[(1, 76978196), (2, 38489098), (4, 19244549), (19, 4051484), (38, 2025742), (76, 1012871), (361, 213236), (722, 106618), (1444, 53309)]