20449576

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15877}}^1$

素因数の和:15913

約数の個数: 32

約数和(自身を含む): 45728640

約数和(自身を除く): 25279064

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15877, 31754, 63508, 111139, 127016, 222278, 365171, 444556, 730342, 889112, 1460684, 2556197, 2921368, 5112394, 10224788, 20449576]

約数ペア:

[(1, 20449576), (2, 10224788), (4, 5112394), (7, 2921368), (8, 2556197), (14, 1460684), (23, 889112), (28, 730342), (46, 444556), (56, 365171), (92, 222278), (161, 127016), (184, 111139), (322, 63508), (644, 31754), (1288, 15877)]