20808329530

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{143239}}^1$

素因数の和:143518

約数の個数: 32

約数和(自身を含む): 38159136000

約数和(自身を除く): 17350806470

約数列:

[1, 2, 5, 10, 73, 146, 199, 365, 398, 730, 995, 1990, 14527, 29054, 72635, 143239, 145270, 286478, 716195, 1432390, 10456447, 20912894, 28504561, 52282235, 57009122, 104564470, 142522805, 285045610, 2080832953, 4161665906, 10404164765, 20808329530]

約数ペア:

[(1, 20808329530), (2, 10404164765), (5, 4161665906), (10, 2080832953), (73, 285045610), (146, 142522805), (199, 104564470), (365, 57009122), (398, 52282235), (730, 28504561), (995, 20912894), (1990, 10456447), (14527, 1432390), (29054, 716195), (72635, 286478), (143239, 145270)]