12681916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5189}}^1$

素因数の和:5253

約数の個数: 24

約数和(自身を含む): 24413760

約数和(自身を除く): 11731844

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 5189, 10378, 20756, 67457, 134914, 243883, 269828, 487766, 975532, 3170479, 6340958, 12681916]

約数ペア:

[(1, 12681916), (2, 6340958), (4, 3170479), (13, 975532), (26, 487766), (47, 269828), (52, 243883), (94, 134914), (188, 67457), (611, 20756), (1222, 10378), (2444, 5189)]