20496543018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25684891}}^1$

素因数の和:25684922

約数の個数: 32

約数和(自身を含む): 49314992640

約数和(自身を除く): 28818449622

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25684891, 51369782, 77054673, 154109346, 179794237, 359588474, 488012929, 539382711, 976025858, 1078765422, 1464038787, 2928077574, 3416090503, 6832181006, 10248271509, 20496543018]

約数ペア:

[(1, 20496543018), (2, 10248271509), (3, 6832181006), (6, 3416090503), (7, 2928077574), (14, 1464038787), (19, 1078765422), (21, 976025858), (38, 539382711), (42, 488012929), (57, 359588474), (114, 179794237), (133, 154109346), (266, 77054673), (399, 51369782), (798, 25684891)]