19564034

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 36576000

約数和(自身を除く): 17011966

約数列:

[1, 2, 7, 14, 19, 38, 49, 79, 98, 133, 158, 266, 343, 361, 553, 686, 722, 931, 1106, 1501, 1862, 2527, 3002, 3871, 5054, 6517, 7742, 10507, 13034, 17689, 21014, 27097, 28519, 35378, 54194, 57038, 73549, 123823, 147098, 199633, 247646, 399266, 514843, 1029686, 1397431, 2794862, 9782017, 19564034]

約数ペア:

[(1, 19564034), (2, 9782017), (7, 2794862), (14, 1397431), (19, 1029686), (38, 514843), (49, 399266), (79, 247646), (98, 199633), (133, 147098), (158, 123823), (266, 73549), (343, 57038), (361, 54194), (553, 35378), (686, 28519), (722, 27097), (931, 21014), (1106, 17689), (1501, 13034), (1862, 10507), (2527, 7742), (3002, 6517), (3871, 5054)]