20411412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5651}}^1$

素因数の和:5708

約数の個数: 48

約数和(自身を含む): 55706112

約数和(自身を除く): 35294700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5651, 11302, 16953, 22604, 33906, 39557, 67812, 79114, 118671, 158228, 237342, 242993, 474684, 485986, 728979, 971972, 1457958, 1700951, 2915916, 3401902, 5102853, 6803804, 10205706, 20411412]

約数ペア:

[(1, 20411412), (2, 10205706), (3, 6803804), (4, 5102853), (6, 3401902), (7, 2915916), (12, 1700951), (14, 1457958), (21, 971972), (28, 728979), (42, 485986), (43, 474684), (84, 242993), (86, 237342), (129, 158228), (172, 118671), (258, 79114), (301, 67812), (516, 39557), (602, 33906), (903, 22604), (1204, 16953), (1806, 11302), (3612, 5651)]