18905474

素因数分解:

$2^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 40

約数和(自身を含む): 34418688

約数和(自身を除く): 15513214

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 127, 217, 254, 343, 434, 686, 889, 1519, 1778, 2401, 3038, 3937, 4802, 6223, 7874, 10633, 12446, 21266, 27559, 43561, 55118, 74431, 87122, 148862, 192913, 304927, 385826, 609854, 1350391, 2700782, 9452737, 18905474]

約数ペア:

[(1, 18905474), (2, 9452737), (7, 2700782), (14, 1350391), (31, 609854), (49, 385826), (62, 304927), (98, 192913), (127, 148862), (217, 87122), (254, 74431), (343, 55118), (434, 43561), (686, 27559), (889, 21266), (1519, 12446), (1778, 10633), (2401, 7874), (3038, 6223), (3937, 4802)]