19626879116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1915939}}^1$

素因数の和:1916153

約数の個数: 24

約数和(自身を含む): 37176899760

約数和(自身を除く): 17550020644

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 1915939, 3831878, 7663756, 24907207, 49814414, 99628828, 377439983, 754879966, 1509759932, 4906719779, 9813439558, 19626879116]

約数ペア:

[(1, 19626879116), (2, 9813439558), (4, 4906719779), (13, 1509759932), (26, 754879966), (52, 377439983), (197, 99628828), (394, 49814414), (788, 24907207), (2561, 7663756), (5122, 3831878), (10244, 1915939)]