20477176

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 40471200

約数和(自身を除く): 19994024

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 218, 436, 872, 1021, 2042, 2507, 4084, 5014, 8168, 10028, 20056, 23483, 46966, 93932, 111289, 187864, 222578, 445156, 890312, 2559647, 5119294, 10238588, 20477176]

約数ペア:

[(1, 20477176), (2, 10238588), (4, 5119294), (8, 2559647), (23, 890312), (46, 445156), (92, 222578), (109, 187864), (184, 111289), (218, 93932), (436, 46966), (872, 23483), (1021, 20056), (2042, 10028), (2507, 8168), (4084, 5014)]