20001984926

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{350089}}^1$

素因数の和:350169

約数の個数: 48

約数和(自身を含む): 38792772720

約数和(自身を除く): 18790787794

約数列:

[1, 2, 7, 11, 14, 22, 49, 53, 77, 98, 106, 154, 371, 539, 583, 742, 1078, 1166, 2597, 4081, 5194, 8162, 28567, 57134, 350089, 700178, 2450623, 3850979, 4901246, 7701958, 17154361, 18554717, 26956853, 34308722, 37109434, 53913706, 129883019, 188697971, 204101887, 259766038, 377395942, 408203774, 909181133, 1428713209, 1818362266, 2857426418, 10000992463, 20001984926]

約数ペア:

[(1, 20001984926), (2, 10000992463), (7, 2857426418), (11, 1818362266), (14, 1428713209), (22, 909181133), (49, 408203774), (53, 377395942), (77, 259766038), (98, 204101887), (106, 188697971), (154, 129883019), (371, 53913706), (539, 37109434), (583, 34308722), (742, 26956853), (1078, 18554717), (1166, 17154361), (2597, 7701958), (4081, 4901246), (5194, 3850979), (8162, 2450623), (28567, 700178), (57134, 350089)]