19807596

素因数分解:

$2^2\times 3^2\times {\mathrm{550211}}^1$

素因数の和:550221

約数の個数: 18

約数和(自身を含む): 50069292

約数和(自身を除く): 30261696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 550211, 1100422, 1650633, 2200844, 3301266, 4951899, 6602532, 9903798, 19807596]

約数ペア:

[(1, 19807596), (2, 9903798), (3, 6602532), (4, 4951899), (6, 3301266), (9, 2200844), (12, 1650633), (18, 1100422), (36, 550211)]