19496984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{187471}}^1$

素因数の和:187490

約数の個数: 16

約数和(自身を含む): 39369120

約数和(自身を除く): 19872136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 187471, 374942, 749884, 1499768, 2437123, 4874246, 9748492, 19496984]

約数ペア:

[(1, 19496984), (2, 9748492), (4, 4874246), (8, 2437123), (13, 1499768), (26, 749884), (52, 374942), (104, 187471)]