19161759201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{87223}}^1$

素因数の和:87413

約数の個数: 32

約数和(自身を含む): 28369431552

約数和(自身を除く): 9207672351

約数列:

[1, 3, 13, 39, 43, 129, 131, 393, 559, 1677, 1703, 5109, 5633, 16899, 73229, 87223, 219687, 261669, 1133899, 3401697, 3750589, 11251767, 11426213, 34278639, 48757657, 146272971, 148540769, 445622307, 491327159, 1473981477, 6387253067, 19161759201]

約数ペア:

[(1, 19161759201), (3, 6387253067), (13, 1473981477), (39, 491327159), (43, 445622307), (129, 148540769), (131, 146272971), (393, 48757657), (559, 34278639), (1677, 11426213), (1703, 11251767), (5109, 3750589), (5633, 3401697), (16899, 1133899), (73229, 261669), (87223, 219687)]