219323156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{221987}}^1$

素因数の和:222023

約数の個数: 24

約数和(自身を含む): 435096480

約数和(自身を除く): 215773324

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 221987, 443974, 887948, 2885831, 4217753, 5771662, 8435506, 11543324, 16871012, 54830789, 109661578, 219323156]

約数ペア:

[(1, 219323156), (2, 109661578), (4, 54830789), (13, 16871012), (19, 11543324), (26, 8435506), (38, 5771662), (52, 4217753), (76, 2885831), (247, 887948), (494, 443974), (988, 221987)]