19645934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 19545106

約数列:

[1, 2, 7, 11, 14, 22, 29, 53, 58, 77, 83, 106, 154, 166, 203, 319, 371, 406, 581, 583, 638, 742, 913, 1162, 1166, 1537, 1826, 2233, 2407, 3074, 4081, 4399, 4466, 4814, 6391, 8162, 8798, 10759, 12782, 16849, 16907, 21518, 26477, 30793, 33698, 33814, 48389, 52954, 61586, 96778, 118349, 127571, 185339, 236698, 255142, 338723, 370678, 677446, 892997, 1403281, 1785994, 2806562, 9822967, 19645934]

約数ペア:

[(1, 19645934), (2, 9822967), (7, 2806562), (11, 1785994), (14, 1403281), (22, 892997), (29, 677446), (53, 370678), (58, 338723), (77, 255142), (83, 236698), (106, 185339), (154, 127571), (166, 118349), (203, 96778), (319, 61586), (371, 52954), (406, 48389), (581, 33814), (583, 33698), (638, 30793), (742, 26477), (913, 21518), (1162, 16907), (1166, 16849), (1537, 12782), (1826, 10759), (2233, 8798), (2407, 8162), (3074, 6391), (4081, 4814), (4399, 4466)]