20217306824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{44071}}^1$

素因数の和:44502

約数の個数: 64

約数和(自身を含む): 44646698880

約数和(自身を除く): 24429392056

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 401, 572, 802, 1144, 1604, 3208, 4411, 5213, 8822, 10426, 17644, 20852, 35288, 41704, 44071, 57343, 88142, 114686, 176284, 229372, 352568, 458744, 484781, 572923, 969562, 1145846, 1939124, 2291692, 3878248, 4583384, 6302153, 12604306, 17672471, 25208612, 35344942, 50417224, 70689884, 141379768, 194397181, 229742123, 388794362, 459484246, 777588724, 918968492, 1555177448, 1837936984, 2527163353, 5054326706, 10108653412, 20217306824]

約数ペア:

[(1, 20217306824), (2, 10108653412), (4, 5054326706), (8, 2527163353), (11, 1837936984), (13, 1555177448), (22, 918968492), (26, 777588724), (44, 459484246), (52, 388794362), (88, 229742123), (104, 194397181), (143, 141379768), (286, 70689884), (401, 50417224), (572, 35344942), (802, 25208612), (1144, 17672471), (1604, 12604306), (3208, 6302153), (4411, 4583384), (5213, 3878248), (8822, 2291692), (10426, 1939124), (17644, 1145846), (20852, 969562), (35288, 572923), (41704, 484781), (44071, 458744), (57343, 352568), (88142, 229372), (114686, 176284)]