20198859399

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{829}}^1\times {\mathrm{21317}}^1$

素因数の和:22279

約数の個数: 24

約数和(自身を含む): 29442716160

約数和(自身を除く): 9243856761

約数列:

[1, 3, 9, 127, 381, 829, 1143, 2487, 7461, 21317, 63951, 105283, 191853, 315849, 947547, 2707259, 8121777, 17671793, 24365331, 53015379, 159046137, 2244317711, 6732953133, 20198859399]

約数ペア:

[(1, 20198859399), (3, 6732953133), (9, 2244317711), (127, 159046137), (381, 53015379), (829, 24365331), (1143, 17671793), (2487, 8121777), (7461, 2707259), (21317, 947547), (63951, 315849), (105283, 191853)]