19895641930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1\times {\mathrm{4201}}^1$

素因数の和:4639

約数の個数: 64

約数和(自身を含む): 38120544000

約数和(自身を除く): 18224902070

約数列:

[1, 2, 5, 10, 23, 46, 59, 115, 118, 230, 295, 349, 590, 698, 1357, 1745, 2714, 3490, 4201, 6785, 8027, 8402, 13570, 16054, 20591, 21005, 40135, 41182, 42010, 80270, 96623, 102955, 193246, 205910, 247859, 473593, 483115, 495718, 947186, 966230, 1239295, 1466149, 2367965, 2478590, 2932298, 4735930, 5700757, 7330745, 11401514, 14661490, 28503785, 33721427, 57007570, 67442854, 86502791, 168607135, 173005582, 337214270, 432513955, 865027910, 1989564193, 3979128386, 9947820965, 19895641930]

約数ペア:

[(1, 19895641930), (2, 9947820965), (5, 3979128386), (10, 1989564193), (23, 865027910), (46, 432513955), (59, 337214270), (115, 173005582), (118, 168607135), (230, 86502791), (295, 67442854), (349, 57007570), (590, 33721427), (698, 28503785), (1357, 14661490), (1745, 11401514), (2714, 7330745), (3490, 5700757), (4201, 4735930), (6785, 2932298), (8027, 2478590), (8402, 2367965), (13570, 1466149), (16054, 1239295), (20591, 966230), (21005, 947186), (40135, 495718), (41182, 483115), (42010, 473593), (80270, 247859), (96623, 205910), (102955, 193246)]