190898984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 396446400

約数和(自身を除く): 205547416

約数列:

[1, 2, 4, 8, 17, 34, 37, 59, 68, 74, 118, 136, 148, 236, 296, 472, 629, 643, 1003, 1258, 1286, 2006, 2183, 2516, 2572, 4012, 4366, 5032, 5144, 8024, 8732, 10931, 17464, 21862, 23791, 37111, 37937, 43724, 47582, 74222, 75874, 87448, 95164, 148444, 151748, 190328, 296888, 303496, 404447, 644929, 808894, 1289858, 1403669, 1617788, 2579716, 2807338, 3235576, 5159432, 5614676, 11229352, 23862373, 47724746, 95449492, 190898984]

約数ペア:

[(1, 190898984), (2, 95449492), (4, 47724746), (8, 23862373), (17, 11229352), (34, 5614676), (37, 5159432), (59, 3235576), (68, 2807338), (74, 2579716), (118, 1617788), (136, 1403669), (148, 1289858), (236, 808894), (296, 644929), (472, 404447), (629, 303496), (643, 296888), (1003, 190328), (1258, 151748), (1286, 148444), (2006, 95164), (2183, 87448), (2516, 75874), (2572, 74222), (4012, 47582), (4366, 43724), (5032, 37937), (5144, 37111), (8024, 23791), (8732, 21862), (10931, 17464)]