18061472

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3981

約数の個数: 48

約数和(自身を含む): 41785632

約数和(自身を除く): 23724160

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 3947, 4576, 7894, 15788, 31576, 43417, 51311, 63152, 86834, 102622, 126304, 173668, 205244, 347336, 410488, 564421, 694672, 820976, 1128842, 1389344, 1641952, 2257684, 4515368, 9030736, 18061472]

約数ペア:

[(1, 18061472), (2, 9030736), (4, 4515368), (8, 2257684), (11, 1641952), (13, 1389344), (16, 1128842), (22, 820976), (26, 694672), (32, 564421), (44, 410488), (52, 347336), (88, 205244), (104, 173668), (143, 126304), (176, 102622), (208, 86834), (286, 63152), (352, 51311), (416, 43417), (572, 31576), (1144, 15788), (2288, 7894), (3947, 4576)]