18815368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16447}}^1$

素因数の和:16477

約数の個数: 32

約数和(自身を含む): 41448960

約数和(自身を除く): 22633592

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16447, 32894, 65788, 131576, 180917, 213811, 361834, 427622, 723668, 855244, 1447336, 1710488, 2351921, 4703842, 9407684, 18815368]

約数ペア:

[(1, 18815368), (2, 9407684), (4, 4703842), (8, 2351921), (11, 1710488), (13, 1447336), (22, 855244), (26, 723668), (44, 427622), (52, 361834), (88, 213811), (104, 180917), (143, 131576), (286, 65788), (572, 32894), (1144, 16447)]