20005936076

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{709531}}^1$

素因数の和:709614

約数の個数: 48

約数和(自身を含む): 42912495360

約数和(自身を除く): 22906559284

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 1007, 1484, 2014, 4028, 7049, 14098, 28196, 709531, 1419062, 2838124, 4966717, 9933434, 13481089, 19866868, 26962178, 37605143, 53924356, 75210286, 94367623, 150420572, 188735246, 263236001, 377470492, 526472002, 714497717, 1052944004, 1428995434, 2857990868, 5001484019, 10002968038, 20005936076]

約数ペア:

[(1, 20005936076), (2, 10002968038), (4, 5001484019), (7, 2857990868), (14, 1428995434), (19, 1052944004), (28, 714497717), (38, 526472002), (53, 377470492), (76, 263236001), (106, 188735246), (133, 150420572), (212, 94367623), (266, 75210286), (371, 53924356), (532, 37605143), (742, 26962178), (1007, 19866868), (1484, 13481089), (2014, 9933434), (4028, 4966717), (7049, 2838124), (14098, 1419062), (28196, 709531)]