19726664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4679}}^1$

素因数の和:4733

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 20708536

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 4679, 9358, 18716, 37432, 79543, 145049, 159086, 290098, 318172, 580196, 636344, 1160392, 2465833, 4931666, 9863332, 19726664]

約数ペア:

[(1, 19726664), (2, 9863332), (4, 4931666), (8, 2465833), (17, 1160392), (31, 636344), (34, 580196), (62, 318172), (68, 290098), (124, 159086), (136, 145049), (248, 79543), (527, 37432), (1054, 18716), (2108, 9358), (4216, 4679)]