20512902344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{376577}}^1$

素因数の和:377213

約数の個数: 32

約数和(自身を含む): 42026104800

約数和(自身を除く): 21513202456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 619, 1238, 2476, 4952, 6809, 13618, 27236, 54472, 376577, 753154, 1506308, 3012616, 4142347, 8284694, 16569388, 33138776, 233101163, 466202326, 932404652, 1864809304, 2564112793, 5128225586, 10256451172, 20512902344]

約数ペア:

[(1, 20512902344), (2, 10256451172), (4, 5128225586), (8, 2564112793), (11, 1864809304), (22, 932404652), (44, 466202326), (88, 233101163), (619, 33138776), (1238, 16569388), (2476, 8284694), (4952, 4142347), (6809, 3012616), (13618, 1506308), (27236, 753154), (54472, 376577)]