19786622908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{380511979}}^1$

素因数の和:380511996

約数の個数: 12

約数和(自身を含む): 37290174040

約数和(自身を除く): 17503551132

約数列:

[1, 2, 4, 13, 26, 52, 380511979, 761023958, 1522047916, 4946655727, 9893311454, 19786622908]

約数ペア:

[(1, 19786622908), (2, 9893311454), (4, 4946655727), (13, 1522047916), (26, 761023958), (52, 380511979)]