19260740

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1129}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 40530840

約数和(自身を除く): 21270100

約数列:

[1, 2, 4, 5, 10, 20, 853, 1129, 1706, 2258, 3412, 4265, 4516, 5645, 8530, 11290, 17060, 22580, 963037, 1926074, 3852148, 4815185, 9630370, 19260740]

約数ペア:

[(1, 19260740), (2, 9630370), (4, 4815185), (5, 3852148), (10, 1926074), (20, 963037), (853, 22580), (1129, 17060), (1706, 11290), (2258, 8530), (3412, 5645), (4265, 4516)]