19405238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4349}}^1$

素因数の和:4471

約数の個数: 16

約数和(自身を含む): 30693600

約数和(自身を除く): 11288362

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4349, 4462, 8698, 100027, 200054, 421853, 843706, 9702619, 19405238]

約数ペア:

[(1, 19405238), (2, 9702619), (23, 843706), (46, 421853), (97, 200054), (194, 100027), (2231, 8698), (4349, 4462)]