19649909

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 21496752

約数和(自身を除く): 1846843

約数列:

[1, 17, 53, 113, 193, 901, 1921, 3281, 5989, 10229, 21809, 101813, 173893, 370753, 1155877, 19649909]

約数ペア:

[(1, 19649909), (17, 1155877), (53, 370753), (113, 173893), (193, 101813), (901, 21809), (1921, 10229), (3281, 5989)]