18540914

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 35458560

約数和(自身を除く): 16917646

約数列:

[1, 2, 7, 14, 17, 31, 34, 49, 62, 98, 119, 217, 238, 359, 434, 527, 718, 833, 1054, 1519, 1666, 2513, 3038, 3689, 5026, 6103, 7378, 11129, 12206, 17591, 22258, 25823, 35182, 42721, 51646, 77903, 85442, 155806, 189193, 299047, 378386, 545321, 598094, 1090642, 1324351, 2648702, 9270457, 18540914]

約数ペア:

[(1, 18540914), (2, 9270457), (7, 2648702), (14, 1324351), (17, 1090642), (31, 598094), (34, 545321), (49, 378386), (62, 299047), (98, 189193), (119, 155806), (217, 85442), (238, 77903), (359, 51646), (434, 42721), (527, 35182), (718, 25823), (833, 22258), (1054, 17591), (1519, 12206), (1666, 11129), (2513, 7378), (3038, 6103), (3689, 5026)]