19742270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{116131}}^1$

素因数の和:116155

約数の個数: 16

約数和(自身を含む): 37626768

約数和(自身を除く): 17884498

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 116131, 232262, 580655, 1161310, 1974227, 3948454, 9871135, 19742270]

約数ペア:

[(1, 19742270), (2, 9871135), (5, 3948454), (10, 1974227), (17, 1161310), (34, 580655), (85, 232262), (170, 116131)]