19643668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{446447}}^1$

素因数の和:446462

約数の個数: 12

約数和(自身を含む): 37501632

約数和(自身を除く): 17857964

約数列:

[1, 2, 4, 11, 22, 44, 446447, 892894, 1785788, 4910917, 9821834, 19643668]

約数ペア:

[(1, 19643668), (2, 9821834), (4, 4910917), (11, 1785788), (22, 892894), (44, 446447)]