19798218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{99991}}^1$

素因数の和:100010

約数の個数: 24

約数和(自身を含む): 46796256

約数和(自身を除く): 26998038

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 99991, 199982, 299973, 599946, 899919, 1099901, 1799838, 2199802, 3299703, 6599406, 9899109, 19798218]

約数ペア:

[(1, 19798218), (2, 9899109), (3, 6599406), (6, 3299703), (9, 2199802), (11, 1799838), (18, 1099901), (22, 899919), (33, 599946), (66, 299973), (99, 199982), (198, 99991)]