18076784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 38449920

約数和(自身を除く): 20373136

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 271, 379, 542, 758, 1084, 1516, 2168, 2981, 3032, 4169, 4336, 5962, 6064, 8338, 11924, 16676, 23848, 33352, 47696, 66704, 102709, 205418, 410836, 821672, 1129799, 1643344, 2259598, 4519196, 9038392, 18076784]

約数ペア:

[(1, 18076784), (2, 9038392), (4, 4519196), (8, 2259598), (11, 1643344), (16, 1129799), (22, 821672), (44, 410836), (88, 205418), (176, 102709), (271, 66704), (379, 47696), (542, 33352), (758, 23848), (1084, 16676), (1516, 11924), (2168, 8338), (2981, 6064), (3032, 5962), (4169, 4336)]