19624644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2249

約数の個数: 72

約数和(自身を含む): 56259840

約数和(自身を除く): 36635196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2207, 2223, 2964, 4414, 4446, 6621, 8828, 8892, 13242, 19863, 26484, 28691, 39726, 41933, 57382, 79452, 83866, 86073, 114764, 125799, 167732, 172146, 251598, 258219, 344292, 377397, 503196, 516438, 545129, 754794, 1032876, 1090258, 1509588, 1635387, 2180516, 3270774, 4906161, 6541548, 9812322, 19624644]

約数ペア:

[(1, 19624644), (2, 9812322), (3, 6541548), (4, 4906161), (6, 3270774), (9, 2180516), (12, 1635387), (13, 1509588), (18, 1090258), (19, 1032876), (26, 754794), (36, 545129), (38, 516438), (39, 503196), (52, 377397), (57, 344292), (76, 258219), (78, 251598), (114, 172146), (117, 167732), (156, 125799), (171, 114764), (228, 86073), (234, 83866), (247, 79452), (342, 57382), (468, 41933), (494, 39726), (684, 28691), (741, 26484), (988, 19863), (1482, 13242), (2207, 8892), (2223, 8828), (2964, 6621), (4414, 4446)]