2219998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 1719842

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 113, 209, 226, 418, 517, 893, 1034, 1243, 1786, 2147, 2486, 4294, 5311, 9823, 10622, 19646, 23617, 47234, 58421, 100909, 116842, 201818, 1109999, 2219998]

約数ペア:

[(1, 2219998), (2, 1109999), (11, 201818), (19, 116842), (22, 100909), (38, 58421), (47, 47234), (94, 23617), (113, 19646), (209, 10622), (226, 9823), (418, 5311), (517, 4294), (893, 2486), (1034, 2147), (1243, 1786)]