19480052488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{696313}}^1$

素因数の和:696601

約数の個数: 32

約数和(自身を含む): 39481003800

約数和(自身を除く): 20000951312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 1076, 2152, 3497, 6994, 13988, 27976, 696313, 1392626, 2785252, 5570504, 9052069, 18104138, 36208276, 72416552, 187308197, 374616394, 749232788, 1498465576, 2435006561, 4870013122, 9740026244, 19480052488]

約数ペア:

[(1, 19480052488), (2, 9740026244), (4, 4870013122), (8, 2435006561), (13, 1498465576), (26, 749232788), (52, 374616394), (104, 187308197), (269, 72416552), (538, 36208276), (1076, 18104138), (2152, 9052069), (3497, 5570504), (6994, 2785252), (13988, 1392626), (27976, 696313)]