19674842

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 34257600

約数和(自身を除く): 14582758

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 389, 418, 778, 1331, 2299, 2662, 4279, 4598, 7391, 8558, 14782, 25289, 47069, 50578, 81301, 94138, 162602, 517759, 894311, 1035518, 1788622, 9837421, 19674842]

約数ペア:

[(1, 19674842), (2, 9837421), (11, 1788622), (19, 1035518), (22, 894311), (38, 517759), (121, 162602), (209, 94138), (242, 81301), (389, 50578), (418, 47069), (778, 25289), (1331, 14782), (2299, 8558), (2662, 7391), (4279, 4598)]