20049904

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6173}}^1$

素因数の和:6217

約数の個数: 40

約数和(自身を含む): 45934560

約数和(自身を除く): 25884656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6173, 12346, 24692, 43211, 49384, 86422, 98768, 172844, 179017, 345688, 358034, 691376, 716068, 1253119, 1432136, 2506238, 2864272, 5012476, 10024952, 20049904]

約数ペア:

[(1, 20049904), (2, 10024952), (4, 5012476), (7, 2864272), (8, 2506238), (14, 1432136), (16, 1253119), (28, 716068), (29, 691376), (56, 358034), (58, 345688), (112, 179017), (116, 172844), (203, 98768), (232, 86422), (406, 49384), (464, 43211), (812, 24692), (1624, 12346), (3248, 6173)]