19315088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92861}}^1$

素因数の和:92882

約数の個数: 20

約数和(自身を含む): 40302108

約数和(自身を除く): 20987020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92861, 185722, 371444, 742888, 1207193, 1485776, 2414386, 4828772, 9657544, 19315088]

約数ペア:

[(1, 19315088), (2, 9657544), (4, 4828772), (8, 2414386), (13, 1485776), (16, 1207193), (26, 742888), (52, 371444), (104, 185722), (208, 92861)]