19915694484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1866863}}^1$

素因数の和:1867004

約数の個数: 48

約数和(自身を含む): 53526724608

約数和(自身を除く): 33611030124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 2667, 3556, 5334, 10668, 1866863, 3733726, 5600589, 7467452, 11201178, 13068041, 22402356, 26136082, 39204123, 52272164, 78408246, 156816492, 237091601, 474183202, 711274803, 948366404, 1422549606, 1659641207, 2845099212, 3319282414, 4978923621, 6638564828, 9957847242, 19915694484]

約数ペア:

[(1, 19915694484), (2, 9957847242), (3, 6638564828), (4, 4978923621), (6, 3319282414), (7, 2845099212), (12, 1659641207), (14, 1422549606), (21, 948366404), (28, 711274803), (42, 474183202), (84, 237091601), (127, 156816492), (254, 78408246), (381, 52272164), (508, 39204123), (762, 26136082), (889, 22402356), (1524, 13068041), (1778, 11201178), (2667, 7467452), (3556, 5600589), (5334, 3733726), (10668, 1866863)]