1801804784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{184309}}^1$

素因数の和:184377

約数の個数: 40

約数和(自身を含む): 3839545920

約数和(自身を除く): 2037741136

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 184309, 368618, 737236, 1474472, 2396017, 2948944, 4792034, 8662523, 9584068, 17325046, 19168136, 34650092, 38336272, 69300184, 112612799, 138600368, 225225598, 450451196, 900902392, 1801804784]

約数ペア:

[(1, 1801804784), (2, 900902392), (4, 450451196), (8, 225225598), (13, 138600368), (16, 112612799), (26, 69300184), (47, 38336272), (52, 34650092), (94, 19168136), (104, 17325046), (188, 9584068), (208, 8662523), (376, 4792034), (611, 2948944), (752, 2396017), (1222, 1474472), (2444, 737236), (4888, 368618), (9776, 184309)]