19896942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4813}}^1$

素因数の和:4884

約数の個数: 32

約数和(自身を含む): 43672608

約数和(自身を除く): 23775666

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 4813, 9626, 14439, 28878, 62569, 125138, 187707, 255089, 375414, 510178, 765267, 1530534, 3316157, 6632314, 9948471, 19896942]

約数ペア:

[(1, 19896942), (2, 9948471), (3, 6632314), (6, 3316157), (13, 1530534), (26, 765267), (39, 510178), (53, 375414), (78, 255089), (106, 187707), (159, 125138), (318, 62569), (689, 28878), (1378, 14439), (2067, 9626), (4134, 4813)]