18438862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22877}}^1$

素因数の和:22923

約数の個数: 16

約数和(自身を含む): 30748032

約数和(自身を除く): 12309170

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 22877, 45754, 297401, 594802, 709187, 1418374, 9219431, 18438862]

約数ペア:

[(1, 18438862), (2, 9219431), (13, 1418374), (26, 709187), (31, 594802), (62, 297401), (403, 45754), (806, 22877)]