19505633

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1249}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 23520000

約数和(自身を除く): 4014367

約数列:

[1, 7, 23, 97, 161, 679, 1249, 2231, 8743, 15617, 28727, 121153, 201089, 848071, 2786519, 19505633]

約数ペア:

[(1, 19505633), (7, 2786519), (23, 848071), (97, 201089), (161, 121153), (679, 28727), (1249, 15617), (2231, 8743)]