19217619

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 28454400

約数和(自身を除く): 9236781

約数列:

[1, 3, 9, 79, 151, 179, 237, 453, 537, 711, 1359, 1611, 11929, 14141, 27029, 35787, 42423, 81087, 107361, 127269, 243261, 2135291, 6405873, 19217619]

約数ペア:

[(1, 19217619), (3, 6405873), (9, 2135291), (79, 243261), (151, 127269), (179, 107361), (237, 81087), (453, 42423), (537, 35787), (711, 27029), (1359, 14141), (1611, 11929)]