180972764

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{20389}}^1$

素因数の和:20717

約数の個数: 24

約数和(自身を含む): 363105120

約数和(自身を除く): 182132356

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 4438, 8876, 20389, 40778, 81556, 142723, 285446, 570892, 6463313, 12926626, 25853252, 45243191, 90486382, 180972764]

約数ペア:

[(1, 180972764), (2, 90486382), (4, 45243191), (7, 25853252), (14, 12926626), (28, 6463313), (317, 570892), (634, 285446), (1268, 142723), (2219, 81556), (4438, 40778), (8876, 20389)]