20524372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 43327872

約数和(自身を除く): 22803500

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 44, 46, 68, 92, 187, 253, 374, 391, 506, 748, 782, 1012, 1193, 1564, 2386, 4301, 4772, 8602, 13123, 17204, 20281, 26246, 27439, 40562, 52492, 54878, 81124, 109756, 223091, 301829, 446182, 466463, 603658, 892364, 932926, 1207316, 1865852, 5131093, 10262186, 20524372]

約数ペア:

[(1, 20524372), (2, 10262186), (4, 5131093), (11, 1865852), (17, 1207316), (22, 932926), (23, 892364), (34, 603658), (44, 466463), (46, 446182), (68, 301829), (92, 223091), (187, 109756), (253, 81124), (374, 54878), (391, 52492), (506, 40562), (748, 27439), (782, 26246), (1012, 20281), (1193, 17204), (1564, 13123), (2386, 8602), (4301, 4772)]