19797372

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 180

約数和(自身を含む): 63728280

約数和(自身を除く): 43930908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 43, 49, 54, 58, 63, 81, 84, 86, 87, 98, 108, 116, 126, 129, 147, 162, 172, 174, 189, 196, 203, 252, 258, 261, 294, 301, 324, 348, 378, 387, 406, 441, 516, 522, 567, 588, 602, 609, 756, 774, 783, 812, 882, 903, 1044, 1134, 1161, 1204, 1218, 1247, 1323, 1421, 1548, 1566, 1764, 1806, 1827, 2107, 2268, 2322, 2349, 2436, 2494, 2646, 2709, 2842, 3132, 3483, 3612, 3654, 3741, 3969, 4214, 4263, 4644, 4698, 4988, 5292, 5418, 5481, 5684, 6321, 6966, 7308, 7482, 7938, 8127, 8428, 8526, 8729, 9396, 10836, 10962, 11223, 12642, 12789, 13932, 14964, 15876, 16254, 16443, 17052, 17458, 18963, 21924, 22446, 24381, 25284, 25578, 26187, 32508, 32886, 33669, 34916, 37926, 38367, 44892, 48762, 51156, 52374, 56889, 61103, 65772, 67338, 75852, 76734, 78561, 97524, 101007, 104748, 113778, 115101, 122206, 134676, 153468, 157122, 170667, 183309, 202014, 227556, 230202, 235683, 244412, 314244, 341334, 366618, 404028, 460404, 471366, 549927, 682668, 707049, 733236, 942732, 1099854, 1414098, 1649781, 2199708, 2828196, 3299562, 4949343, 6599124, 9898686, 19797372]

約数ペア:

[(1, 19797372), (2, 9898686), (3, 6599124), (4, 4949343), (6, 3299562), (7, 2828196), (9, 2199708), (12, 1649781), (14, 1414098), (18, 1099854), (21, 942732), (27, 733236), (28, 707049), (29, 682668), (36, 549927), (42, 471366), (43, 460404), (49, 404028), (54, 366618), (58, 341334), (63, 314244), (81, 244412), (84, 235683), (86, 230202), (87, 227556), (98, 202014), (108, 183309), (116, 170667), (126, 157122), (129, 153468), (147, 134676), (162, 122206), (172, 115101), (174, 113778), (189, 104748), (196, 101007), (203, 97524), (252, 78561), (258, 76734), (261, 75852), (294, 67338), (301, 65772), (324, 61103), (348, 56889), (378, 52374), (387, 51156), (406, 48762), (441, 44892), (516, 38367), (522, 37926), (567, 34916), (588, 33669), (602, 32886), (609, 32508), (756, 26187), (774, 25578), (783, 25284), (812, 24381), (882, 22446), (903, 21924), (1044, 18963), (1134, 17458), (1161, 17052), (1204, 16443), (1218, 16254), (1247, 15876), (1323, 14964), (1421, 13932), (1548, 12789), (1566, 12642), (1764, 11223), (1806, 10962), (1827, 10836), (2107, 9396), (2268, 8729), (2322, 8526), (2349, 8428), (2436, 8127), (2494, 7938), (2646, 7482), (2709, 7308), (2842, 6966), (3132, 6321), (3483, 5684), (3612, 5481), (3654, 5418), (3741, 5292), (3969, 4988), (4214, 4698), (4263, 4644)]