20144046868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:937

約数の個数: 72

約数和(自身を含む): 39392589600

約数和(自身を除く): 19248542732

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 349, 467, 583, 698, 934, 1166, 1396, 1868, 2332, 2809, 3839, 5137, 5618, 7678, 10274, 11236, 15356, 18497, 20548, 24751, 30899, 36994, 49502, 61798, 73988, 99004, 123596, 162983, 203467, 272261, 325966, 406934, 544522, 651932, 813868, 980341, 1089044, 1311803, 1792813, 1960682, 2623606, 3585626, 3921364, 5247212, 7171252, 8638099, 10783751, 14429833, 17276198, 21567502, 28859666, 34552396, 43135004, 57719332, 95019089, 190038178, 380076356, 457819247, 915638494, 1831276988, 5036011717, 10072023434, 20144046868]

約数ペア:

[(1, 20144046868), (2, 10072023434), (4, 5036011717), (11, 1831276988), (22, 915638494), (44, 457819247), (53, 380076356), (106, 190038178), (212, 95019089), (349, 57719332), (467, 43135004), (583, 34552396), (698, 28859666), (934, 21567502), (1166, 17276198), (1396, 14429833), (1868, 10783751), (2332, 8638099), (2809, 7171252), (3839, 5247212), (5137, 3921364), (5618, 3585626), (7678, 2623606), (10274, 1960682), (11236, 1792813), (15356, 1311803), (18497, 1089044), (20548, 980341), (24751, 813868), (30899, 651932), (36994, 544522), (49502, 406934), (61798, 325966), (73988, 272261), (99004, 203467), (123596, 162983)]