19981164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1873}}^1$

素因数の和:2014

約数の個数: 48

約数和(自身を含む): 53731328

約数和(自身を除く): 33750164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 1873, 2667, 3556, 3746, 5334, 5619, 7492, 10668, 11238, 13111, 22476, 26222, 39333, 52444, 78666, 157332, 237871, 475742, 713613, 951484, 1427226, 1665097, 2854452, 3330194, 4995291, 6660388, 9990582, 19981164]

約数ペア:

[(1, 19981164), (2, 9990582), (3, 6660388), (4, 4995291), (6, 3330194), (7, 2854452), (12, 1665097), (14, 1427226), (21, 951484), (28, 713613), (42, 475742), (84, 237871), (127, 157332), (254, 78666), (381, 52444), (508, 39333), (762, 26222), (889, 22476), (1524, 13111), (1778, 11238), (1873, 10668), (2667, 7492), (3556, 5619), (3746, 5334)]