19063209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3877}}^1$

素因数の和:4040

約数の個数: 16

約数和(自身を含む): 27921600

約数和(自身を除く): 8858391

約数列:

[1, 3, 11, 33, 149, 447, 1639, 3877, 4917, 11631, 42647, 127941, 577673, 1733019, 6354403, 19063209]

約数ペア:

[(1, 19063209), (3, 6354403), (11, 1733019), (33, 577673), (149, 127941), (447, 42647), (1639, 11631), (3877, 4917)]