20147546846

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1\times {\mathrm{887}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 36008755200

約数和(自身を除く): 15861208354

約数列:

[1, 2, 7, 14, 31, 62, 199, 217, 263, 398, 434, 526, 887, 1393, 1774, 1841, 2786, 3682, 6169, 6209, 8153, 12338, 12418, 16306, 27497, 43183, 52337, 54994, 57071, 86366, 104674, 114142, 176513, 192479, 233281, 353026, 366359, 384958, 466562, 732718, 1235591, 1622447, 1632967, 2471182, 3244894, 3265934, 5471903, 7231711, 10943806, 11357129, 14463422, 22714258, 38303321, 46422919, 50621977, 76606642, 92845838, 101243954, 324960433, 649920866, 1439110489, 2878220978, 10073773423, 20147546846]

約数ペア:

[(1, 20147546846), (2, 10073773423), (7, 2878220978), (14, 1439110489), (31, 649920866), (62, 324960433), (199, 101243954), (217, 92845838), (263, 76606642), (398, 50621977), (434, 46422919), (526, 38303321), (887, 22714258), (1393, 14463422), (1774, 11357129), (1841, 10943806), (2786, 7231711), (3682, 5471903), (6169, 3265934), (6209, 3244894), (8153, 2471182), (12338, 1632967), (12418, 1622447), (16306, 1235591), (27497, 732718), (43183, 466562), (52337, 384958), (54994, 366359), (57071, 353026), (86366, 233281), (104674, 192479), (114142, 176513)]