19771308

素因数分解:

$2^2\times 3^2\times {\mathrm{549203}}^1$

素因数の和:549213

約数の個数: 18

約数和(自身を含む): 49977564

約数和(自身を除く): 30206256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 549203, 1098406, 1647609, 2196812, 3295218, 4942827, 6590436, 9885654, 19771308]

約数ペア:

[(1, 19771308), (2, 9885654), (3, 6590436), (4, 4942827), (6, 3295218), (9, 2196812), (12, 1647609), (18, 1098406), (36, 549203)]