19118049327

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{611993}}^1$

素因数の和:612104

約数の個数: 32

約数和(自身を含む): 30844497600

約数和(自身を除く): 11726448273

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 2403, 3471, 10413, 31239, 611993, 1835979, 5507937, 7955909, 16523811, 23867727, 54467377, 71603181, 163402131, 214809543, 490206393, 708075901, 1470619179, 2124227703, 6372683109, 19118049327]

約数ペア:

[(1, 19118049327), (3, 6372683109), (9, 2124227703), (13, 1470619179), (27, 708075901), (39, 490206393), (89, 214809543), (117, 163402131), (267, 71603181), (351, 54467377), (801, 23867727), (1157, 16523811), (2403, 7955909), (3471, 5507937), (10413, 1835979), (31239, 611993)]