20101448

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1021}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 39735360

約数和(自身を除く): 19633912

約数列:

[1, 2, 4, 8, 23, 46, 92, 107, 184, 214, 428, 856, 1021, 2042, 2461, 4084, 4922, 8168, 9844, 19688, 23483, 46966, 93932, 109247, 187864, 218494, 436988, 873976, 2512681, 5025362, 10050724, 20101448]

約数ペア:

[(1, 20101448), (2, 10050724), (4, 5025362), (8, 2512681), (23, 873976), (46, 436988), (92, 218494), (107, 187864), (184, 109247), (214, 93932), (428, 46966), (856, 23483), (1021, 19688), (2042, 9844), (2461, 8168), (4084, 4922)]