19487718

素因数分解:

$2^1\times 3^2\times {\mathrm{353}}^1\times {\mathrm{3067}}^1$

素因数の和:3428

約数の個数: 24

約数和(自身を含む): 42356808

約数和(自身を除く): 22869090

約数列:

[1, 2, 3, 6, 9, 18, 353, 706, 1059, 2118, 3067, 3177, 6134, 6354, 9201, 18402, 27603, 55206, 1082651, 2165302, 3247953, 6495906, 9743859, 19487718]

約数ペア:

[(1, 19487718), (2, 9743859), (3, 6495906), (6, 3247953), (9, 2165302), (18, 1082651), (353, 55206), (706, 27603), (1059, 18402), (2118, 9201), (3067, 6354), (3177, 6134)]