201620646568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{293473}}^1$

素因数の和:293738

約数の個数: 64

約数和(自身を含む): 425560777920

約数和(自身を除く): 223940131352

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 211, 296, 407, 422, 814, 844, 1628, 1688, 2321, 3256, 4642, 7807, 9284, 15614, 18568, 31228, 62456, 85877, 171754, 293473, 343508, 586946, 687016, 1173892, 2347784, 3228203, 6456406, 10858501, 12912812, 21717002, 25825624, 43434004, 61922803, 86868008, 119443511, 123845606, 238887022, 247691212, 477774044, 495382424, 681150833, 955548088, 1362301666, 2291143711, 2724603332, 4582287422, 5449206664, 9164574844, 18329149688, 25202580821, 50405161642, 100810323284, 201620646568]

約数ペア:

[(1, 201620646568), (2, 100810323284), (4, 50405161642), (8, 25202580821), (11, 18329149688), (22, 9164574844), (37, 5449206664), (44, 4582287422), (74, 2724603332), (88, 2291143711), (148, 1362301666), (211, 955548088), (296, 681150833), (407, 495382424), (422, 477774044), (814, 247691212), (844, 238887022), (1628, 123845606), (1688, 119443511), (2321, 86868008), (3256, 61922803), (4642, 43434004), (7807, 25825624), (9284, 21717002), (15614, 12912812), (18568, 10858501), (31228, 6456406), (62456, 3228203), (85877, 2347784), (171754, 1173892), (293473, 687016), (343508, 586946)]