20026748

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42073}}^1$

素因数の和:42101

約数の個数: 24

約数和(自身を含む): 42410592

約数和(自身を除く): 22383844

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42073, 84146, 168292, 294511, 589022, 715241, 1178044, 1430482, 2860964, 5006687, 10013374, 20026748]

約数ペア:

[(1, 20026748), (2, 10013374), (4, 5006687), (7, 2860964), (14, 1430482), (17, 1178044), (28, 715241), (34, 589022), (68, 294511), (119, 168292), (238, 84146), (476, 42073)]