19893135

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18679}}^1$

素因数の和:18758

約数の個数: 16

約数和(自身を含む): 32279040

約数和(自身を除く): 12385905

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18679, 56037, 93395, 280185, 1326209, 3978627, 6631045, 19893135]

約数ペア:

[(1, 19893135), (3, 6631045), (5, 3978627), (15, 1326209), (71, 280185), (213, 93395), (355, 56037), (1065, 18679)]