38781508

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 72585072

約数和(自身を除く): 33803564

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 251, 361, 428, 502, 722, 1004, 1444, 2033, 4066, 4769, 8132, 9538, 19076, 26857, 38627, 53714, 77254, 90611, 107428, 154508, 181222, 362444, 510283, 1020566, 2041132, 9695377, 19390754, 38781508]

約数ペア:

[(1, 38781508), (2, 19390754), (4, 9695377), (19, 2041132), (38, 1020566), (76, 510283), (107, 362444), (214, 181222), (251, 154508), (361, 107428), (428, 90611), (502, 77254), (722, 53714), (1004, 38627), (1444, 26857), (2033, 19076), (4066, 9538), (4769, 8132)]