19545393

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1033}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 32161536

約数和(自身を除く): 12616143

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1033, 1113, 2703, 3099, 6307, 7231, 17561, 18921, 21693, 52683, 54749, 122927, 164247, 368781, 383243, 930733, 1149729, 2792199, 6515131, 19545393]

約数ペア:

[(1, 19545393), (3, 6515131), (7, 2792199), (17, 1149729), (21, 930733), (51, 383243), (53, 368781), (119, 164247), (159, 122927), (357, 54749), (371, 52683), (901, 21693), (1033, 18921), (1113, 17561), (2703, 7231), (3099, 6307)]