19263639

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 26242560

約数和(自身を除く): 6978921

約数列:

[1, 3, 67, 201, 239, 401, 717, 1203, 16013, 26867, 48039, 80601, 95839, 287517, 6421213, 19263639]

約数ペア:

[(1, 19263639), (3, 6421213), (67, 287517), (201, 95839), (239, 80601), (401, 48039), (717, 26867), (1203, 16013)]