39050128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{953}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 81979128

約数和(自身を除く): 42929000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 953, 1576, 1906, 2561, 3152, 3812, 5122, 7624, 10244, 12389, 15248, 20488, 24778, 40976, 49556, 99112, 187741, 198224, 375482, 750964, 1501928, 2440633, 3003856, 4881266, 9762532, 19525064, 39050128]

約数ペア:

[(1, 39050128), (2, 19525064), (4, 9762532), (8, 4881266), (13, 3003856), (16, 2440633), (26, 1501928), (52, 750964), (104, 375482), (197, 198224), (208, 187741), (394, 99112), (788, 49556), (953, 40976), (1576, 24778), (1906, 20488), (2561, 15248), (3152, 12389), (3812, 10244), (5122, 7624)]