20358386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 13208014

約数列:

[1, 2, 19, 38, 41, 73, 82, 146, 179, 358, 779, 1387, 1558, 2774, 2993, 3401, 5986, 6802, 7339, 13067, 14678, 26134, 56867, 113734, 139441, 248273, 278882, 496546, 535747, 1071494, 10179193, 20358386]

約数ペア:

[(1, 20358386), (2, 10179193), (19, 1071494), (38, 535747), (41, 496546), (73, 278882), (82, 248273), (146, 139441), (179, 113734), (358, 56867), (779, 26134), (1387, 14678), (1558, 13067), (2774, 7339), (2993, 6802), (3401, 5986)]