19928194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 35743680

約数和(自身を除く): 15815486

約数列:

[1, 2, 11, 13, 22, 26, 59, 118, 143, 286, 649, 767, 1181, 1298, 1534, 2362, 8437, 12991, 15353, 16874, 25982, 30706, 69679, 139358, 168883, 337766, 766469, 905827, 1532938, 1811654, 9964097, 19928194]

約数ペア:

[(1, 19928194), (2, 9964097), (11, 1811654), (13, 1532938), (22, 905827), (26, 766469), (59, 337766), (118, 168883), (143, 139358), (286, 69679), (649, 30706), (767, 25982), (1181, 16874), (1298, 15353), (1534, 12991), (2362, 8437)]