1861998404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 4018909440

約数和(自身を除く): 2156911036

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 181, 244, 266, 317, 362, 427, 532, 634, 724, 854, 1159, 1267, 1268, 1708, 2219, 2318, 2534, 3439, 4438, 4636, 5068, 6023, 6878, 8113, 8876, 11041, 12046, 13756, 16226, 19337, 22082, 24073, 24092, 32452, 38674, 42161, 44164, 48146, 57377, 77287, 77348, 84322, 96292, 114754, 135359, 154574, 168644, 209779, 229508, 270718, 309148, 367403, 401639, 419558, 541436, 734806, 803278, 839116, 1090163, 1468453, 1469612, 1606556, 2180326, 2571821, 2936906, 3499997, 4360652, 5143642, 5873812, 6999994, 7631141, 10287284, 13999988, 15262282, 24499979, 30524564, 48999958, 66499943, 97999916, 132999886, 265999772, 465499601, 930999202, 1861998404]

約数ペア:

[(1, 1861998404), (2, 930999202), (4, 465499601), (7, 265999772), (14, 132999886), (19, 97999916), (28, 66499943), (38, 48999958), (61, 30524564), (76, 24499979), (122, 15262282), (133, 13999988), (181, 10287284), (244, 7631141), (266, 6999994), (317, 5873812), (362, 5143642), (427, 4360652), (532, 3499997), (634, 2936906), (724, 2571821), (854, 2180326), (1159, 1606556), (1267, 1469612), (1268, 1468453), (1708, 1090163), (2219, 839116), (2318, 803278), (2534, 734806), (3439, 541436), (4438, 419558), (4636, 401639), (5068, 367403), (6023, 309148), (6878, 270718), (8113, 229508), (8876, 209779), (11041, 168644), (12046, 154574), (13756, 135359), (16226, 114754), (19337, 96292), (22082, 84322), (24073, 77348), (24092, 77287), (32452, 57377), (38674, 48146), (42161, 44164)]