18510968

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10663}}^1$

素因数の和:10707

約数の個数: 32

約数和(自身を含む): 40949760

約数和(自身を除く): 22438792

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10663, 21326, 42652, 74641, 85304, 149282, 298564, 330553, 597128, 661106, 1322212, 2313871, 2644424, 4627742, 9255484, 18510968]

約数ペア:

[(1, 18510968), (2, 9255484), (4, 4627742), (7, 2644424), (8, 2313871), (14, 1322212), (28, 661106), (31, 597128), (56, 330553), (62, 298564), (124, 149282), (217, 85304), (248, 74641), (434, 42652), (868, 21326), (1736, 10663)]