19976397

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 12371763

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 701, 1239, 1357, 2103, 4071, 4907, 9499, 14721, 16123, 28497, 41359, 48369, 112861, 124077, 289513, 338583, 868539, 951257, 2853771, 6658799, 19976397]

約数ペア:

[(1, 19976397), (3, 6658799), (7, 2853771), (21, 951257), (23, 868539), (59, 338583), (69, 289513), (161, 124077), (177, 112861), (413, 48369), (483, 41359), (701, 28497), (1239, 16123), (1357, 14721), (2103, 9499), (4071, 4907)]