18781430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110479}}^1$

素因数の和:110503

約数の個数: 16

約数和(自身を含む): 35795520

約数和(自身を除く): 17014090

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 110479, 220958, 552395, 1104790, 1878143, 3756286, 9390715, 18781430]

約数ペア:

[(1, 18781430), (2, 9390715), (5, 3756286), (10, 1878143), (17, 1104790), (34, 552395), (85, 220958), (170, 110479)]