19496480

素因数分解:

$2^5\times 5^1\times {\mathrm{121853}}^1$

素因数の和:121868

約数の個数: 24

約数和(自身を含む): 46060812

約数和(自身を除く): 26564332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 121853, 243706, 487412, 609265, 974824, 1218530, 1949648, 2437060, 3899296, 4874120, 9748240, 19496480]

約数ペア:

[(1, 19496480), (2, 9748240), (4, 4874120), (5, 3899296), (8, 2437060), (10, 1949648), (16, 1218530), (20, 974824), (32, 609265), (40, 487412), (80, 243706), (160, 121853)]