19288724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 24458476

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2789, 3458, 5578, 6916, 11156, 19523, 36257, 39046, 52991, 72514, 78092, 105982, 145028, 211964, 253799, 370937, 507598, 688883, 741874, 1015196, 1377766, 1483748, 2755532, 4822181, 9644362, 19288724]

約数ペア:

[(1, 19288724), (2, 9644362), (4, 4822181), (7, 2755532), (13, 1483748), (14, 1377766), (19, 1015196), (26, 741874), (28, 688883), (38, 507598), (52, 370937), (76, 253799), (91, 211964), (133, 145028), (182, 105982), (247, 78092), (266, 72514), (364, 52991), (494, 39046), (532, 36257), (988, 19523), (1729, 11156), (2789, 6916), (3458, 5578)]