19807899

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 10259301

約数列:

[1, 3, 19, 23, 29, 57, 69, 87, 437, 521, 551, 667, 1311, 1563, 1653, 2001, 9899, 11983, 12673, 15109, 29697, 35949, 38019, 45327, 227677, 287071, 347507, 683031, 861213, 1042521, 6602633, 19807899]

約数ペア:

[(1, 19807899), (3, 6602633), (19, 1042521), (23, 861213), (29, 683031), (57, 347507), (69, 287071), (87, 227677), (437, 45327), (521, 38019), (551, 35949), (667, 29697), (1311, 15109), (1563, 12673), (1653, 11983), (2001, 9899)]