20165881218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{480140029}}^1$

素因数の和:480140041

約数の個数: 16

約数和(自身を含む): 46093442880

約数和(自身を除く): 25927561662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 480140029, 960280058, 1440420087, 2880840174, 3360980203, 6721960406, 10082940609, 20165881218]

約数ペア:

[(1, 20165881218), (2, 10082940609), (3, 6721960406), (6, 3360980203), (7, 2880840174), (14, 1440420087), (21, 960280058), (42, 480140029)]