18768694

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 34801920

約数和(自身を除く): 16033226

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 1907, 3814, 4921, 9842, 13349, 26698, 36233, 70559, 72466, 141118, 253631, 493913, 507262, 987826, 1340621, 2681242, 9384347, 18768694]

約数ペア:

[(1, 18768694), (2, 9384347), (7, 2681242), (14, 1340621), (19, 987826), (37, 507262), (38, 493913), (74, 253631), (133, 141118), (259, 72466), (266, 70559), (518, 36233), (703, 26698), (1406, 13349), (1907, 9842), (3814, 4921)]