19555644

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 48631968

約数和(自身を除く): 29076324

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 257, 373, 514, 746, 771, 1028, 1119, 1492, 1542, 2238, 3084, 4369, 4476, 6341, 8738, 12682, 13107, 17476, 19023, 25364, 26214, 38046, 52428, 76092, 95861, 191722, 287583, 383444, 575166, 1150332, 1629637, 3259274, 4888911, 6518548, 9777822, 19555644]

約数ペア:

[(1, 19555644), (2, 9777822), (3, 6518548), (4, 4888911), (6, 3259274), (12, 1629637), (17, 1150332), (34, 575166), (51, 383444), (68, 287583), (102, 191722), (204, 95861), (257, 76092), (373, 52428), (514, 38046), (746, 26214), (771, 25364), (1028, 19023), (1119, 17476), (1492, 13107), (1542, 12682), (2238, 8738), (3084, 6341), (4369, 4476)]