19770431

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 21967200

約数和(自身を除く): 2196769

約数列:

[1, 19, 29, 53, 551, 677, 1007, 1537, 12863, 19633, 29203, 35881, 373027, 681739, 1040549, 19770431]

約数ペア:

[(1, 19770431), (19, 1040549), (29, 681739), (53, 373027), (551, 35881), (677, 29203), (1007, 19633), (1537, 12863)]