18451576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 40967640

約数和(自身を除く): 22516064

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 127, 143, 254, 286, 508, 572, 1016, 1144, 1397, 1651, 2794, 3302, 5588, 6604, 11176, 13208, 16129, 18161, 32258, 36322, 64516, 72644, 129032, 145288, 177419, 209677, 354838, 419354, 709676, 838708, 1419352, 1677416, 2306447, 4612894, 9225788, 18451576]

約数ペア:

[(1, 18451576), (2, 9225788), (4, 4612894), (8, 2306447), (11, 1677416), (13, 1419352), (22, 838708), (26, 709676), (44, 419354), (52, 354838), (88, 209677), (104, 177419), (127, 145288), (143, 129032), (254, 72644), (286, 64516), (508, 36322), (572, 32258), (1016, 18161), (1144, 16129), (1397, 13208), (1651, 11176), (2794, 6604), (3302, 5588)]