19980857537

素因数分解:

${\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1447}}^1\times {\mathrm{3547}}^1$

素因数の和:5240

約数の個数: 16

約数和(自身を含む): 21269266560

約数和(自身を除く): 1288409023

約数列:

[1, 17, 229, 1447, 3547, 3893, 24599, 60299, 331363, 812263, 5132509, 5633171, 13808471, 87252653, 1175344561, 19980857537]

約数ペア:

[(1, 19980857537), (17, 1175344561), (229, 87252653), (1447, 13808471), (3547, 5633171), (3893, 5132509), (24599, 812263), (60299, 331363)]