19300688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109663}}^1$

素因数の和:109682

約数の個数: 20

約数和(自身を含む): 40795008

約数和(自身を除く): 21494320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109663, 219326, 438652, 877304, 1206293, 1754608, 2412586, 4825172, 9650344, 19300688]

約数ペア:

[(1, 19300688), (2, 9650344), (4, 4825172), (8, 2412586), (11, 1754608), (16, 1206293), (22, 877304), (44, 438652), (88, 219326), (176, 109663)]