2018457008

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{25793}}^1$

素因数の和:25941

約数の個数: 40

約数和(自身を含む): 4023657648

約数和(自身を除く): 2005200640

約数列:

[1, 2, 4, 8, 16, 67, 73, 134, 146, 268, 292, 536, 584, 1072, 1168, 4891, 9782, 19564, 25793, 39128, 51586, 78256, 103172, 206344, 412688, 1728131, 1882889, 3456262, 3765778, 6912524, 7531556, 13825048, 15063112, 27650096, 30126224, 126153563, 252307126, 504614252, 1009228504, 2018457008]

約数ペア:

[(1, 2018457008), (2, 1009228504), (4, 504614252), (8, 252307126), (16, 126153563), (67, 30126224), (73, 27650096), (134, 15063112), (146, 13825048), (268, 7531556), (292, 6912524), (536, 3765778), (584, 3456262), (1072, 1882889), (1168, 1728131), (4891, 412688), (9782, 206344), (19564, 103172), (25793, 78256), (39128, 51586)]