1999788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 5745600

約数和(自身を除く): 3745812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 179, 196, 228, 266, 294, 358, 399, 532, 537, 588, 716, 798, 931, 1074, 1253, 1596, 1862, 2148, 2506, 2793, 3401, 3724, 3759, 5012, 5586, 6802, 7518, 8771, 10203, 11172, 13604, 15036, 17542, 20406, 23807, 26313, 35084, 40812, 47614, 52626, 71421, 95228, 105252, 142842, 166649, 285684, 333298, 499947, 666596, 999894, 1999788]

約数ペア:

[(1, 1999788), (2, 999894), (3, 666596), (4, 499947), (6, 333298), (7, 285684), (12, 166649), (14, 142842), (19, 105252), (21, 95228), (28, 71421), (38, 52626), (42, 47614), (49, 40812), (57, 35084), (76, 26313), (84, 23807), (98, 20406), (114, 17542), (133, 15036), (147, 13604), (179, 11172), (196, 10203), (228, 8771), (266, 7518), (294, 6802), (358, 5586), (399, 5012), (532, 3759), (537, 3724), (588, 3401), (716, 2793), (798, 2506), (931, 2148), (1074, 1862), (1253, 1596)]