19004895009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{394039}}^1$

素因数の和:394301

約数の個数: 24

約数和(自身を含む): 28768072320

約数和(自身を除く): 9763177311

約数列:

[1, 3, 9, 23, 69, 207, 233, 699, 2097, 5359, 16077, 48231, 394039, 1182117, 3546351, 9062897, 27188691, 81566073, 91811087, 275433261, 826299783, 2111655001, 6334965003, 19004895009]

約数ペア:

[(1, 19004895009), (3, 6334965003), (9, 2111655001), (23, 826299783), (69, 275433261), (207, 91811087), (233, 81566073), (699, 27188691), (2097, 9062897), (5359, 3546351), (16077, 1182117), (48231, 394039)]