20175653936

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{461}}^1\times {\mathrm{14321}}^1$

素因数の和:14981

約数の個数: 40

約数和(自身を含む): 39382979328

約数和(自身を除く): 19207325392

約数列:

[1, 2, 4, 8, 16, 191, 382, 461, 764, 922, 1528, 1844, 3056, 3688, 7376, 14321, 28642, 57284, 88051, 114568, 176102, 229136, 352204, 704408, 1408816, 2735311, 5470622, 6601981, 10941244, 13203962, 21882488, 26407924, 43764976, 52815848, 105631696, 1260978371, 2521956742, 5043913484, 10087826968, 20175653936]

約数ペア:

[(1, 20175653936), (2, 10087826968), (4, 5043913484), (8, 2521956742), (16, 1260978371), (191, 105631696), (382, 52815848), (461, 43764976), (764, 26407924), (922, 21882488), (1528, 13203962), (1844, 10941244), (3056, 6601981), (3688, 5470622), (7376, 2735311), (14321, 1408816), (28642, 704408), (57284, 352204), (88051, 229136), (114568, 176102)]