20180552686

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2606633}}^1$

素因数の和:2606728

約数の個数: 24

約数和(自身を含む): 35658753120

約数和(自身を除く): 15478200434

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 2606633, 5213266, 18246431, 36492862, 127725017, 205924007, 255450034, 411848014, 1441468049, 2882936098, 10090276343, 20180552686]

約数ペア:

[(1, 20180552686), (2, 10090276343), (7, 2882936098), (14, 1441468049), (49, 411848014), (79, 255450034), (98, 205924007), (158, 127725017), (553, 36492862), (1106, 18246431), (3871, 5213266), (7742, 2606633)]