20389968136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{851569}}^1$

素因数の和:851689

約数の個数: 32

約数和(自身を含む): 39700193400

約数和(自身を除く): 19310225264

約数列:

[1, 2, 4, 8, 41, 73, 82, 146, 164, 292, 328, 584, 2993, 5986, 11972, 23944, 851569, 1703138, 3406276, 6812552, 34914329, 62164537, 69828658, 124329074, 139657316, 248658148, 279314632, 497316296, 2548746017, 5097492034, 10194984068, 20389968136]

約数ペア:

[(1, 20389968136), (2, 10194984068), (4, 5097492034), (8, 2548746017), (41, 497316296), (73, 279314632), (82, 248658148), (146, 139657316), (164, 124329074), (292, 69828658), (328, 62164537), (584, 34914329), (2993, 6812552), (5986, 3406276), (11972, 1703138), (23944, 851569)]