18885254

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{719}}^1$

素因数の和:1315

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 10767226

約数列:

[1, 2, 23, 46, 571, 719, 1142, 1438, 13133, 16537, 26266, 33074, 410549, 821098, 9442627, 18885254]

約数ペア:

[(1, 18885254), (2, 9442627), (23, 821098), (46, 410549), (571, 33074), (719, 26266), (1142, 16537), (1438, 13133)]