20796712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5273}}^1$

素因数の和:5325

約数の個数: 32

約数和(自身を含む): 42719400

約数和(自身を除く): 21922688

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5273, 10546, 21092, 42184, 89641, 152917, 179282, 305834, 358564, 611668, 717128, 1223336, 2599589, 5199178, 10398356, 20796712]

約数ペア:

[(1, 20796712), (2, 10398356), (4, 5199178), (8, 2599589), (17, 1223336), (29, 717128), (34, 611668), (58, 358564), (68, 305834), (116, 179282), (136, 152917), (232, 89641), (493, 42184), (986, 21092), (1972, 10546), (3944, 5273)]