19956132

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{419}}^1$

素因数の和:452

約数の個数: 108

約数和(自身を含む): 60999120

約数和(自身を除く): 41042988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 419, 441, 486, 567, 588, 756, 838, 882, 972, 1134, 1257, 1323, 1676, 1701, 1764, 2268, 2514, 2646, 2933, 3402, 3771, 3969, 5028, 5292, 5866, 6804, 7542, 7938, 8799, 11313, 11732, 11907, 15084, 15876, 17598, 20531, 22626, 23814, 26397, 33939, 35196, 41062, 45252, 47628, 52794, 61593, 67878, 79191, 82124, 101817, 105588, 123186, 135756, 158382, 184779, 203634, 237573, 246372, 316764, 369558, 407268, 475146, 554337, 712719, 739116, 950292, 1108674, 1425438, 1663011, 2217348, 2850876, 3326022, 4989033, 6652044, 9978066, 19956132]

約数ペア:

[(1, 19956132), (2, 9978066), (3, 6652044), (4, 4989033), (6, 3326022), (7, 2850876), (9, 2217348), (12, 1663011), (14, 1425438), (18, 1108674), (21, 950292), (27, 739116), (28, 712719), (36, 554337), (42, 475146), (49, 407268), (54, 369558), (63, 316764), (81, 246372), (84, 237573), (98, 203634), (108, 184779), (126, 158382), (147, 135756), (162, 123186), (189, 105588), (196, 101817), (243, 82124), (252, 79191), (294, 67878), (324, 61593), (378, 52794), (419, 47628), (441, 45252), (486, 41062), (567, 35196), (588, 33939), (756, 26397), (838, 23814), (882, 22626), (972, 20531), (1134, 17598), (1257, 15876), (1323, 15084), (1676, 11907), (1701, 11732), (1764, 11313), (2268, 8799), (2514, 7938), (2646, 7542), (2933, 6804), (3402, 5866), (3771, 5292), (3969, 5028)]