20235112

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 39520800

約数和(自身を除く): 19285688

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 172, 236, 344, 472, 997, 1994, 2537, 3988, 5074, 7976, 10148, 20296, 42871, 58823, 85742, 117646, 171484, 235292, 342968, 470584, 2529389, 5058778, 10117556, 20235112]

約数ペア:

[(1, 20235112), (2, 10117556), (4, 5058778), (8, 2529389), (43, 470584), (59, 342968), (86, 235292), (118, 171484), (172, 117646), (236, 85742), (344, 58823), (472, 42871), (997, 20296), (1994, 10148), (2537, 7976), (3988, 5074)]