19819729044

素因数分解:

$2^2\times 3^2\times {\mathrm{550548029}}^1$

素因数の和:550548039

約数の個数: 18

約数和(自身を含む): 50099870730

約数和(自身を除く): 30280141686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 550548029, 1101096058, 1651644087, 2202192116, 3303288174, 4954932261, 6606576348, 9909864522, 19819729044]

約数ペア:

[(1, 19819729044), (2, 9909864522), (3, 6606576348), (4, 4954932261), (6, 3303288174), (9, 2202192116), (12, 1651644087), (18, 1101096058), (36, 550548029)]