11912828

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 21344400

約数和(自身を除く): 9431572

約数列:

[1, 2, 4, 89, 109, 178, 218, 307, 356, 436, 614, 1228, 9701, 19402, 27323, 33463, 38804, 54646, 66926, 109292, 133852, 2978207, 5956414, 11912828]

約数ペア:

[(1, 11912828), (2, 5956414), (4, 2978207), (89, 133852), (109, 109292), (178, 66926), (218, 54646), (307, 38804), (356, 33463), (436, 27323), (614, 19402), (1228, 9701)]