20181716996

素因数分解:

$2^2\times 7^1\times {\mathrm{1597}}^1\times {\mathrm{451331}}^1$

素因数の和:452939

約数の個数: 24

約数和(自身を含む): 40388798016

約数和(自身を除く): 20207081020

約数列:

[1, 2, 4, 7, 14, 28, 1597, 3194, 6388, 11179, 22358, 44716, 451331, 902662, 1805324, 3159317, 6318634, 12637268, 720775607, 1441551214, 2883102428, 5045429249, 10090858498, 20181716996]

約数ペア:

[(1, 20181716996), (2, 10090858498), (4, 5045429249), (7, 2883102428), (14, 1441551214), (28, 720775607), (1597, 12637268), (3194, 6318634), (6388, 3159317), (11179, 1805324), (22358, 902662), (44716, 451331)]