18493970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{168127}}^1$

素因数の和:168145

約数の個数: 16

約数和(自身を含む): 36315648

約数和(自身を除く): 17821678

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 168127, 336254, 840635, 1681270, 1849397, 3698794, 9246985, 18493970]

約数ペア:

[(1, 18493970), (2, 9246985), (5, 3698794), (10, 1849397), (11, 1681270), (22, 840635), (55, 336254), (110, 168127)]