20599904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2199

約数の個数: 48

約数和(自身を含む): 45595872

約数和(自身を除く): 24995968

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2153, 2392, 4306, 4784, 8612, 9568, 17224, 27989, 34448, 49519, 55978, 68896, 99038, 111956, 198076, 223912, 396152, 447824, 643747, 792304, 895648, 1287494, 1584608, 2574988, 5149976, 10299952, 20599904]

約数ペア:

[(1, 20599904), (2, 10299952), (4, 5149976), (8, 2574988), (13, 1584608), (16, 1287494), (23, 895648), (26, 792304), (32, 643747), (46, 447824), (52, 396152), (92, 223912), (104, 198076), (184, 111956), (208, 99038), (299, 68896), (368, 55978), (416, 49519), (598, 34448), (736, 27989), (1196, 17224), (2153, 9568), (2392, 8612), (4306, 4784)]