19840464

素因数分解:

$2^4\times 3^{11}\times 7^1$

素因数の和:48

約数の個数: 120

約数和(自身を含む): 65898560

約数和(自身を除く): 46058096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 729, 756, 972, 1008, 1134, 1296, 1458, 1512, 1701, 1944, 2187, 2268, 2916, 3024, 3402, 3888, 4374, 4536, 5103, 5832, 6561, 6804, 8748, 9072, 10206, 11664, 13122, 13608, 15309, 17496, 19683, 20412, 26244, 27216, 30618, 34992, 39366, 40824, 45927, 52488, 59049, 61236, 78732, 81648, 91854, 104976, 118098, 122472, 137781, 157464, 177147, 183708, 236196, 244944, 275562, 314928, 354294, 367416, 413343, 472392, 551124, 708588, 734832, 826686, 944784, 1102248, 1240029, 1417176, 1653372, 2204496, 2480058, 2834352, 3306744, 4960116, 6613488, 9920232, 19840464]

約数ペア:

[(1, 19840464), (2, 9920232), (3, 6613488), (4, 4960116), (6, 3306744), (7, 2834352), (8, 2480058), (9, 2204496), (12, 1653372), (14, 1417176), (16, 1240029), (18, 1102248), (21, 944784), (24, 826686), (27, 734832), (28, 708588), (36, 551124), (42, 472392), (48, 413343), (54, 367416), (56, 354294), (63, 314928), (72, 275562), (81, 244944), (84, 236196), (108, 183708), (112, 177147), (126, 157464), (144, 137781), (162, 122472), (168, 118098), (189, 104976), (216, 91854), (243, 81648), (252, 78732), (324, 61236), (336, 59049), (378, 52488), (432, 45927), (486, 40824), (504, 39366), (567, 34992), (648, 30618), (729, 27216), (756, 26244), (972, 20412), (1008, 19683), (1134, 17496), (1296, 15309), (1458, 13608), (1512, 13122), (1701, 11664), (1944, 10206), (2187, 9072), (2268, 8748), (2916, 6804), (3024, 6561), (3402, 5832), (3888, 5103), (4374, 4536)]