19259973

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 29086200

約数和(自身を除く): 9826227

約数列:

[1, 3, 9, 29, 87, 109, 261, 327, 677, 981, 2031, 3161, 6093, 9483, 19633, 28449, 58899, 73793, 176697, 221379, 664137, 2139997, 6419991, 19259973]

約数ペア:

[(1, 19259973), (3, 6419991), (9, 2139997), (29, 664137), (87, 221379), (109, 176697), (261, 73793), (327, 58899), (677, 28449), (981, 19633), (2031, 9483), (3161, 6093)]