18947324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 19759876

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 124, 319, 341, 479, 638, 682, 899, 958, 1276, 1364, 1798, 1916, 3596, 5269, 9889, 10538, 13891, 14849, 19778, 21076, 27782, 29698, 39556, 55564, 59396, 152801, 163339, 305602, 326678, 430621, 611204, 653356, 861242, 1722484, 4736831, 9473662, 18947324]

約数ペア:

[(1, 18947324), (2, 9473662), (4, 4736831), (11, 1722484), (22, 861242), (29, 653356), (31, 611204), (44, 430621), (58, 326678), (62, 305602), (116, 163339), (124, 152801), (319, 59396), (341, 55564), (479, 39556), (638, 29698), (682, 27782), (899, 21076), (958, 19778), (1276, 14849), (1364, 13891), (1798, 10538), (1916, 9889), (3596, 5269)]