18700778861

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3373}}^1\times {\mathrm{9413}}^1$

素因数の和:12836

約数の個数: 16

約数和(自身を含む): 20328215040

約数和(自身を除く): 1627436179

約数列:

[1, 19, 31, 589, 3373, 9413, 64087, 104563, 178847, 291803, 1986697, 5544257, 31750049, 603250931, 984251519, 18700778861]

約数ペア:

[(1, 18700778861), (19, 984251519), (31, 603250931), (589, 31750049), (3373, 5544257), (9413, 1986697), (64087, 291803), (104563, 178847)]