20879262

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16811}}^1$

素因数の和:16845

約数の個数: 32

約数和(自身を含む): 48418560

約数和(自身を除く): 27539298

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16811, 33622, 50433, 100866, 151299, 302598, 386653, 453897, 773306, 907794, 1159959, 2319918, 3479877, 6959754, 10439631, 20879262]

約数ペア:

[(1, 20879262), (2, 10439631), (3, 6959754), (6, 3479877), (9, 2319918), (18, 1159959), (23, 907794), (27, 773306), (46, 453897), (54, 386653), (69, 302598), (138, 151299), (207, 100866), (414, 50433), (621, 33622), (1242, 16811)]