17640684

素因数分解:

$2^2\times 3^2\times {\mathrm{490019}}^1$

素因数の和:490029

約数の個数: 18

約数和(自身を含む): 44591820

約数和(自身を除く): 26951136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 490019, 980038, 1470057, 1960076, 2940114, 4410171, 5880228, 8820342, 17640684]

約数ペア:

[(1, 17640684), (2, 8820342), (3, 5880228), (4, 4410171), (6, 2940114), (9, 1960076), (12, 1470057), (18, 980038), (36, 490019)]