20588470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1493}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 42596928

約数和(自身を除く): 22008458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1493, 1970, 2758, 2986, 6895, 7465, 10451, 13790, 14930, 20902, 52255, 104510, 294121, 588242, 1470605, 2058847, 2941210, 4117694, 10294235, 20588470]

約数ペア:

[(1, 20588470), (2, 10294235), (5, 4117694), (7, 2941210), (10, 2058847), (14, 1470605), (35, 588242), (70, 294121), (197, 104510), (394, 52255), (985, 20902), (1379, 14930), (1493, 13790), (1970, 10451), (2758, 7465), (2986, 6895)]