19892628

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{179}}^1$

素因数の和:216

約数の個数: 120

約数和(自身を含む): 60984000

約数和(自身を除く): 41091372

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, 179, 189, 196, 252, 294, 324, 343, 358, 378, 441, 537, 567, 588, 686, 716, 756, 882, 1029, 1074, 1134, 1253, 1323, 1372, 1611, 1764, 2058, 2148, 2268, 2506, 2646, 3087, 3222, 3759, 3969, 4116, 4833, 5012, 5292, 6174, 6444, 7518, 7938, 8771, 9261, 9666, 11277, 12348, 14499, 15036, 15876, 17542, 18522, 19332, 22554, 26313, 27783, 28998, 33831, 35084, 37044, 45108, 52626, 55566, 57996, 61397, 67662, 78939, 101493, 105252, 111132, 122794, 135324, 157878, 184191, 202986, 236817, 245588, 315756, 368382, 405972, 473634, 552573, 710451, 736764, 947268, 1105146, 1420902, 1657719, 2210292, 2841804, 3315438, 4973157, 6630876, 9946314, 19892628]

約数ペア:

[(1, 19892628), (2, 9946314), (3, 6630876), (4, 4973157), (6, 3315438), (7, 2841804), (9, 2210292), (12, 1657719), (14, 1420902), (18, 1105146), (21, 947268), (27, 736764), (28, 710451), (36, 552573), (42, 473634), (49, 405972), (54, 368382), (63, 315756), (81, 245588), (84, 236817), (98, 202986), (108, 184191), (126, 157878), (147, 135324), (162, 122794), (179, 111132), (189, 105252), (196, 101493), (252, 78939), (294, 67662), (324, 61397), (343, 57996), (358, 55566), (378, 52626), (441, 45108), (537, 37044), (567, 35084), (588, 33831), (686, 28998), (716, 27783), (756, 26313), (882, 22554), (1029, 19332), (1074, 18522), (1134, 17542), (1253, 15876), (1323, 15036), (1372, 14499), (1611, 12348), (1764, 11277), (2058, 9666), (2148, 9261), (2268, 8771), (2506, 7938), (2646, 7518), (3087, 6444), (3222, 6174), (3759, 5292), (3969, 5012), (4116, 4833)]