20910164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 41743296

約数和(自身を除く): 20833132

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 164, 173, 268, 346, 451, 692, 737, 902, 1474, 1804, 1903, 2747, 2948, 3806, 5494, 7093, 7612, 10988, 11591, 14186, 23182, 28372, 30217, 46364, 60434, 78023, 120868, 127501, 156046, 255002, 312092, 475231, 510004, 950462, 1900924, 5227541, 10455082, 20910164]

約数ペア:

[(1, 20910164), (2, 10455082), (4, 5227541), (11, 1900924), (22, 950462), (41, 510004), (44, 475231), (67, 312092), (82, 255002), (134, 156046), (164, 127501), (173, 120868), (268, 78023), (346, 60434), (451, 46364), (692, 30217), (737, 28372), (902, 23182), (1474, 14186), (1804, 11591), (1903, 10988), (2747, 7612), (2948, 7093), (3806, 5494)]