1890196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:77

約数の個数: 72

約数和(自身を含む): 4608576

約数和(自身を除く): 2718380

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 133, 154, 187, 209, 238, 266, 308, 323, 361, 374, 418, 476, 532, 646, 722, 748, 836, 1292, 1309, 1444, 1463, 2261, 2527, 2618, 2926, 3553, 3971, 4522, 5054, 5236, 5852, 6137, 7106, 7942, 9044, 10108, 12274, 14212, 15884, 24548, 24871, 27797, 42959, 49742, 55594, 67507, 85918, 99484, 111188, 135014, 171836, 270028, 472549, 945098, 1890196]

約数ペア:

[(1, 1890196), (2, 945098), (4, 472549), (7, 270028), (11, 171836), (14, 135014), (17, 111188), (19, 99484), (22, 85918), (28, 67507), (34, 55594), (38, 49742), (44, 42959), (68, 27797), (76, 24871), (77, 24548), (119, 15884), (133, 14212), (154, 12274), (187, 10108), (209, 9044), (238, 7942), (266, 7106), (308, 6137), (323, 5852), (361, 5236), (374, 5054), (418, 4522), (476, 3971), (532, 3553), (646, 2926), (722, 2618), (748, 2527), (836, 2261), (1292, 1463), (1309, 1444)]