19854928

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14951}}^1$

素因数の和:15042

約数の個数: 20

約数和(自身を含む): 38935008

約数和(自身を除く): 19080080

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14951, 29902, 59804, 119608, 239216, 1240933, 2481866, 4963732, 9927464, 19854928]

約数ペア:

[(1, 19854928), (2, 9927464), (4, 4963732), (8, 2481866), (16, 1240933), (83, 239216), (166, 119608), (332, 59804), (664, 29902), (1328, 14951)]