1908861695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{2857}}^1$

素因数の和:3435

約数の個数: 32

約数和(自身を含む): 2602380480

約数和(自身を除く): 693518785

約数列:

[1, 5, 13, 19, 65, 95, 247, 541, 1235, 2705, 2857, 7033, 10279, 14285, 35165, 37141, 51395, 54283, 133627, 185705, 271415, 668135, 705679, 1545637, 3528395, 7728185, 20093281, 29367103, 100466405, 146835515, 381772339, 1908861695]

約数ペア:

[(1, 1908861695), (5, 381772339), (13, 146835515), (19, 100466405), (65, 29367103), (95, 20093281), (247, 7728185), (541, 3528395), (1235, 1545637), (2705, 705679), (2857, 668135), (7033, 271415), (10279, 185705), (14285, 133627), (35165, 54283), (37141, 51395)]