19701704

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{20353}}^1$

素因数の和:20381

約数の個数: 24

約数和(自身を含む): 40606230

約数和(自身を除く): 20904526

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 20353, 40706, 81412, 162824, 223883, 447766, 895532, 1791064, 2462713, 4925426, 9850852, 19701704]

約数ペア:

[(1, 19701704), (2, 9850852), (4, 4925426), (8, 2462713), (11, 1791064), (22, 895532), (44, 447766), (88, 223883), (121, 162824), (242, 81412), (484, 40706), (968, 20353)]