20416042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 33546240

約数和(自身を除く): 13130198

約数列:

[1, 2, 23, 31, 46, 62, 103, 139, 206, 278, 713, 1426, 2369, 3193, 3197, 4309, 4738, 6386, 6394, 8618, 14317, 28634, 73439, 99107, 146878, 198214, 329291, 443827, 658582, 887654, 10208021, 20416042]

約数ペア:

[(1, 20416042), (2, 10208021), (23, 887654), (31, 658582), (46, 443827), (62, 329291), (103, 198214), (139, 146878), (206, 99107), (278, 73439), (713, 28634), (1426, 14317), (2369, 8618), (3193, 6394), (3197, 6386), (4309, 4738)]