18774972

素因数分解:

$2^2\times 3^2\times {\mathrm{521527}}^1$

素因数の和:521537

約数の個数: 18

約数和(自身を含む): 47459048

約数和(自身を除く): 28684076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521527, 1043054, 1564581, 2086108, 3129162, 4693743, 6258324, 9387486, 18774972]

約数ペア:

[(1, 18774972), (2, 9387486), (3, 6258324), (4, 4693743), (6, 3129162), (9, 2086108), (12, 1564581), (18, 1043054), (36, 521527)]