19261647

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 28501200

約数和(自身を除く): 9239553

約数列:

[1, 3, 9, 89, 139, 173, 267, 417, 519, 801, 1251, 1557, 12371, 15397, 24047, 37113, 46191, 72141, 111339, 138573, 216423, 2140183, 6420549, 19261647]

約数ペア:

[(1, 19261647), (3, 6420549), (9, 2140183), (89, 216423), (139, 138573), (173, 111339), (267, 72141), (417, 46191), (519, 37113), (801, 24047), (1251, 15397), (1557, 12371)]