20865592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1867}}^1$

素因数の和:2011

約数の個数: 32

約数和(自身を含む): 43038720

約数和(自身を除く): 22173128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 127, 254, 508, 1016, 1397, 1867, 2794, 3734, 5588, 7468, 11176, 14936, 20537, 41074, 82148, 164296, 237109, 474218, 948436, 1896872, 2608199, 5216398, 10432796, 20865592]

約数ペア:

[(1, 20865592), (2, 10432796), (4, 5216398), (8, 2608199), (11, 1896872), (22, 948436), (44, 474218), (88, 237109), (127, 164296), (254, 82148), (508, 41074), (1016, 20537), (1397, 14936), (1867, 11176), (2794, 7468), (3734, 5588)]