20399896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10079}}^1$

素因数の和:10119

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 23145704

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10079, 20158, 40316, 80632, 110869, 221738, 231817, 443476, 463634, 886952, 927268, 1854536, 2549987, 5099974, 10199948, 20399896]

約数ペア:

[(1, 20399896), (2, 10199948), (4, 5099974), (8, 2549987), (11, 1854536), (22, 927268), (23, 886952), (44, 463634), (46, 443476), (88, 231817), (92, 221738), (184, 110869), (253, 80632), (506, 40316), (1012, 20158), (2024, 10079)]