220738892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{135589}}^1$

素因数の和:135641

約数の個数: 24

約数和(自身を含む): 432803280

約数和(自身を除く): 212064388

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 135589, 271178, 542356, 1491479, 2982958, 5016793, 5965916, 10033586, 20067172, 55184723, 110369446, 220738892]

約数ペア:

[(1, 220738892), (2, 110369446), (4, 55184723), (11, 20067172), (22, 10033586), (37, 5965916), (44, 5016793), (74, 2982958), (148, 1491479), (407, 542356), (814, 271178), (1628, 135589)]