19064690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 35873280

約数和(自身を除く): 16808590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 691, 890, 1382, 2759, 3455, 5518, 6910, 13795, 21421, 27590, 42842, 61499, 107105, 122998, 214210, 307495, 614990, 1906469, 3812938, 9532345, 19064690]

約数ペア:

[(1, 19064690), (2, 9532345), (5, 3812938), (10, 1906469), (31, 614990), (62, 307495), (89, 214210), (155, 122998), (178, 107105), (310, 61499), (445, 42842), (691, 27590), (890, 21421), (1382, 13795), (2759, 6910), (3455, 5518)]