156964396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{43943}}^1$

素因数の和:44013

約数の個数: 24

約数和(自身を含む): 295303680

約数和(自身を除く): 138339284

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 43943, 87886, 175772, 834917, 1669834, 2065321, 3339668, 4130642, 8261284, 39241099, 78482198, 156964396]

約数ペア:

[(1, 156964396), (2, 78482198), (4, 39241099), (19, 8261284), (38, 4130642), (47, 3339668), (76, 2065321), (94, 1669834), (188, 834917), (893, 175772), (1786, 87886), (3572, 43943)]