19468496

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39251}}^1$

素因数の和:39290

約数の個数: 20

約数和(自身を含む): 38937984

約数和(自身を除く): 19469488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39251, 78502, 157004, 314008, 628016, 1216781, 2433562, 4867124, 9734248, 19468496]

約数ペア:

[(1, 19468496), (2, 9734248), (4, 4867124), (8, 2433562), (16, 1216781), (31, 628016), (62, 314008), (124, 157004), (248, 78502), (496, 39251)]