19104610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 40449024

約数和(自身を除く): 21344414

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 307, 490, 614, 635, 889, 1270, 1535, 1778, 2149, 3070, 4298, 4445, 6223, 8890, 10745, 12446, 15043, 21490, 30086, 31115, 38989, 62230, 75215, 77978, 150430, 194945, 272923, 389890, 545846, 1364615, 1910461, 2729230, 3820922, 9552305, 19104610]

約数ペア:

[(1, 19104610), (2, 9552305), (5, 3820922), (7, 2729230), (10, 1910461), (14, 1364615), (35, 545846), (49, 389890), (70, 272923), (98, 194945), (127, 150430), (245, 77978), (254, 75215), (307, 62230), (490, 38989), (614, 31115), (635, 30086), (889, 21490), (1270, 15043), (1535, 12446), (1778, 10745), (2149, 8890), (3070, 6223), (4298, 4445)]