19768716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{49921}}^1$

素因数の和:49942

約数の個数: 36

約数和(自身を含む): 54514824

約数和(自身を除く): 34746108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 49921, 99842, 149763, 199684, 299526, 449289, 549131, 599052, 898578, 1098262, 1647393, 1797156, 2196524, 3294786, 4942179, 6589572, 9884358, 19768716]

約数ペア:

[(1, 19768716), (2, 9884358), (3, 6589572), (4, 4942179), (6, 3294786), (9, 2196524), (11, 1797156), (12, 1647393), (18, 1098262), (22, 898578), (33, 599052), (36, 549131), (44, 449289), (66, 299526), (99, 199684), (132, 149763), (198, 99842), (396, 49921)]